https://wiki.restarters.net/index.php?title=Clocks&feed=atom&action=historyClocks - Revision history2024-03-28T10:02:37ZRevision history for this page on the wikiMediaWiki 1.38.2https://wiki.restarters.net/index.php?title=Clocks&diff=10746&oldid=prevPhilip: /* External links */2024-03-26T21:08:08Z<p><span dir="auto"><span class="autocomment">External links</span></span></p>
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<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Consult Headphones at:</ins></div></td></tr>
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<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><span class="btn btn-primary" style="background:white;color:black;text-transform: none;"></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">[https://www.ifixit.com/Device/Clock iFixit]</ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></span></ins></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Rod Elliott's [https://sound-au.com/clocks/index.html Clocks Pages] contain a wealth of information on electric and electronic clocks.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Rod Elliott's [https://sound-au.com/clocks/index.html Clocks Pages] contain a wealth of information on electric and electronic clocks.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] have lots of articles about clocks on their website. In particular, see [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself/ How to repair a carrige clock yourself - the service clean] for a detailed guide to dismantling, cleaning, oiling and reassembling a carriage clock, within the capability of anyone with patience and ordinary levels of skill.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] have lots of articles about clocks on their website. In particular, see [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself/ How to repair a carrige clock yourself - the service clean] for a detailed guide to dismantling, cleaning, oiling and reassembling a carriage clock, within the capability of anyone with patience and ordinary levels of skill.</div></td></tr>
</table>Philiphttps://wiki.restarters.net/index.php?title=Clocks&diff=9685&oldid=prevPhilip: /* Electrically-assisted clocks */2023-05-20T21:35:15Z<p><span dir="auto"><span class="autocomment">Electrically-assisted clocks</span></span></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 21:35, 20 May 2023</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Electrically-assisted clocks==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Electrically-assisted clocks==</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>These have a pendulum or a balance wheel like a clockwork clock, but it's kept in motion electrically rather than by a spring or weight.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>These have a pendulum or a balance wheel like a clockwork clock, but it's kept in motion electrically rather than by a spring or weight.</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;"></del></div></td><td colspan="2" class="diff-side-added"></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">A fascinating very early example is the [https://youtu.be/IpI6hbscr0g earth-driven clock], invented in 1911 by Percival Arthur Benson. Two different metal stakes driven into the ground served as a primitive battery, delivering just a volt or so. This fed an electomagnet which applied a tiny force to a permanent magnet attached to the pendulum. As the pendulam swung back and forth it operated a set of contacts which reversed the direction of the current, so keeping the pendulam in motion.</del></div></td><td colspan="2" class="diff-side-added"></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td></tr>
</table>Philiphttps://wiki.restarters.net/index.php?title=Clocks&diff=9683&oldid=prevPhilip: /* Summary */2023-05-20T21:11:04Z<p><span dir="auto"><span class="autocomment">Summary</span></span></p>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Summary==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Summary==</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>With the march of technology, many different types of clock have appeared, and with them, differing possibilities and options for repair, <del style="font-weight: bold; text-decoration: none;">whar </del>are outlined here. Some are cherished items for which repair is sought for nostalgic reasons whereas others may be mass-produced with very limited repair options. Restoration and repair of vintage wind-up clocks is a highly skilled craft but even for these a service clean may be within the capability of any careful fixer.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>With the march of technology, many different types of clock have appeared, and with them, differing possibilities and options for repair, <ins style="font-weight: bold; text-decoration: none;">which are </ins>are outlined here. Some are cherished items for which repair is sought for nostalgic reasons whereas others may be mass-produced with very limited repair options. Restoration and repair of vintage wind-up clocks is a highly skilled craft but even for these a service clean may be within the capability of any careful fixer.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The history and principles of operation of the many types of clock is a fascinating subject. See [[Clocks - Basic Principles]] for an outline, which will underpin much of the content of this page.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The history and principles of operation of the many types of clock is a fascinating subject. See [[Clocks - Basic Principles]] for an outline, which will underpin much of the content of this page.</div></td></tr>
</table>Philiphttps://wiki.restarters.net/index.php?title=Clocks&diff=9663&oldid=prevPhilip: /* External links */2023-05-14T14:30:08Z<p><span dir="auto"><span class="autocomment">External links</span></span></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 14:30, 14 May 2023</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Rod Elliott's [https://sound-au.com/clocks/index.html Clocks Pages] contain a wealth of information on electric and electronic clocks.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Rod Elliott's [https://sound-au.com/clocks/index.html Clocks Pages] contain a wealth of information on electric and electronic clocks.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] have lots of articles about clocks on their website. In particular, see [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself/ How to repair a carrige clock yourself - the service clean] for a detailed guide to dismantling, cleaning, oiling and reassembling a carriage clock, within the capability of anyone with patience and ordinary levels of skill.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] have lots of articles about clocks on their website. In particular, see [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself/ How to repair a carrige clock yourself - the service clean] for a detailed guide to dismantling, cleaning, oiling and reassembling a carriage clock, within the capability of anyone with patience and ordinary levels of skill.</div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">* If your interest in horology has been piqued you will want to visit the [https://www.museumoftimekeeping.org.uk/ Museum of Timekeeping], online or (if possible) in person in Nottinghamshire.</ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">==Further Reading==</ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">* ''Hands of Time: A Watchmaker's History of Time'' by Rebecca Struthers is an enthralling and beautifully illustrated technical and social history of time and timekeeping, and the science, art and craft of clocks from ancient history up to the present day. The author is one of the last of a dying breed of master watchmakers who brings many personal touches to the narrative. If you had a cool £40,000 burning a hole in your pocket you might be able to afford one of her handmade watches, taking perhaps a year to manufacture. BBC Radio 4 Book of the Week in May 2023.</ins></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Fixing]]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Fixing]]</div></td></tr>
</table>Philiphttps://wiki.restarters.net/index.php?title=Clocks&diff=9077&oldid=prevPhilip: /* Fault-finding and repair */ Reference to iFixit guide.2023-05-05T11:51:40Z<p><span dir="auto"><span class="autocomment">Fault-finding and repair: </span> Reference to iFixit guide.</span></p>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Following disassembly you can clean all parts with cleaning fluid and a nylon brush. There are two types of special clock cleaning fluid. Ammoniated fluid is tough on grease and dirt, removes tarnish and brings up brass to a beautiful shine. However, it ''must'' be used in a well ventilated area and can release very dangerous fumes if mixed with other cleaning agents. Furthermore, it can cause stress corrosion cracking in brass so is best avoided for rare or potentially valuable clocks. The British Horological Institute recommends ammonia-free cleaning fluid.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Following disassembly you can clean all parts with cleaning fluid and a nylon brush. There are two types of special clock cleaning fluid. Ammoniated fluid is tough on grease and dirt, removes tarnish and brings up brass to a beautiful shine. However, it ''must'' be used in a well ventilated area and can release very dangerous fumes if mixed with other cleaning agents. Furthermore, it can cause stress corrosion cracking in brass so is best avoided for rare or potentially valuable clocks. The British Horological Institute recommends ammonia-free cleaning fluid.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>An excellent introduction to clock servicing would be a reasonable quality carriage clock that has stopped working. A [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself blog posting] at the [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] website takes you step by step through the dismantling, cleaning and reassembly.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>An excellent introduction to clock servicing would be a reasonable quality carriage clock that has stopped working. A [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself blog posting] at the [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] website takes you step by step through the dismantling, cleaning and reassembly<ins style="font-weight: bold; text-decoration: none;">. An [https://www.ifixit.com/Guide/Wind-up+carriage+clock+Service+clean/160675 iFixit guide] was created by following that blog posting and with additonal research and guidance</ins>.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>A vintage clock containing a [[wikipedia:Fusee_(horology)|fusee]] is best left to an expert as the failure of the chain, wire or cord can be dangerous. Likewise, replacing a main spring is a hazardous operation, not to be undertaked by the inexperienced.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>A vintage clock containing a [[wikipedia:Fusee_(horology)|fusee]] is best left to an expert as the failure of the chain, wire or cord can be dangerous. Likewise, replacing a main spring is a hazardous operation, not to be undertaked by the inexperienced.</div></td></tr>
</table>Philiphttps://wiki.restarters.net/index.php?title=Clocks&diff=8976&oldid=prevPhilip: /* Fault-finding and repair */ Ammoniated fluid pros/cons.2023-04-22T14:40:32Z<p><span dir="auto"><span class="autocomment">Fault-finding and repair: </span> Ammoniated fluid pros/cons.</span></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 14:40, 22 April 2023</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>As with all types of clock with brass bearings and gears, you must only use special clock oil. This leaves no residue as it gradually evaporates, has sufficient surface tension to remain within a bearing, and does not disolve any lacquer that might be applied to the brass.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>As with all types of clock with brass bearings and gears, you must only use special clock oil. This leaves no residue as it gradually evaporates, has sufficient surface tension to remain within a bearing, and does not disolve any lacquer that might be applied to the brass.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Following disassembly you can clean all parts with special clock<del style="font-weight: bold; text-decoration: none;">-</del>cleaning fluid, <del style="font-weight: bold; text-decoration: none;">preferably </del>ammonia-free<del style="font-weight: bold; text-decoration: none;">, and using a nylon brush</del>.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Following disassembly you can clean all parts with <ins style="font-weight: bold; text-decoration: none;">cleaning fluid and a nylon brush. There are two types of </ins>special clock cleaning fluid<ins style="font-weight: bold; text-decoration: none;">. Ammoniated fluid is tough on grease and dirt</ins>, <ins style="font-weight: bold; text-decoration: none;">removes tarnish and brings up brass to a beautiful shine. However, it ''must'' be used in a well ventilated area and can release very dangerous fumes if mixed with other cleaning agents. Furthermore, it can cause stress corrosion cracking in brass so is best avoided for rare or potentially valuable clocks. The British Horological Institute recommends </ins>ammonia-free <ins style="font-weight: bold; text-decoration: none;">cleaning fluid</ins>.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>An excellent introduction to clock servicing would be a reasonable quality carriage clock that has stopped working. A [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself blog posting] at the [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] website takes you step by step through the dismantling, cleaning and reassembly.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>An excellent introduction to clock servicing would be a reasonable quality carriage clock that has stopped working. A [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself blog posting] at the [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] website takes you step by step through the dismantling, cleaning and reassembly.</div></td></tr>
</table>Philiphttps://wiki.restarters.net/index.php?title=Clocks&diff=8975&oldid=prevPhilip: /* Fault-finding and repair */2023-04-21T21:35:52Z<p><span dir="auto"><span class="autocomment">Fault-finding and repair</span></span></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 21:35, 21 April 2023</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Clock conservation, repair and restoration are highly skilled operations requiring a fully equipped workshop, but a service clean of a simple clock such as a carriage clock is no harder than smartphone repair. A striking clock would harder but only as being significantly more complicated.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Clock conservation, repair and restoration are highly skilled operations requiring a fully equipped workshop, but a service clean of a simple clock such as a carriage clock is no harder than smartphone repair. A striking <ins style="font-weight: bold; text-decoration: none;">clock or cuckoo </ins>clock would harder but only as being significantly more complicated.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Before starting work on any wind-up clock it's essential that you unwind the spring in a controlled manner as its uncontrolled release can cause serious injury. Release the ratchet whilst holding the spring tension with the winder. Allow the spring to unwind by half a turn at a time, or only as much as the rotation of your wrist will allow.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Before starting work on any wind-up clock it's essential that you unwind the spring in a controlled manner as its uncontrolled release can cause serious injury. Release the ratchet whilst holding the spring tension with the winder. Allow the spring to unwind by half a turn at a time, or only as much as the rotation of your wrist will allow.</div></td></tr>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>A vintage clock containing a [[wikipedia:Fusee_(horology)|fusee]] is best left to an expert as the failure of the chain, wire or cord can be dangerous. Likewise, replacing a main spring is a hazardous operation, not to be undertaked by the inexperienced.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>A vintage clock containing a [[wikipedia:Fusee_(horology)|fusee]] is best left to an expert as the failure of the chain, wire or cord can be dangerous. Likewise, replacing a main spring is a hazardous operation, not to be undertaked by the inexperienced.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Should you get hooked on clock repair the [https://bhi.co.uk British Horological Institute] offer a range of in-person and distance learning courses. Lesson One of their Technician Grade course is [https://bhi.co.uk/wp-content/uploads/2019/05/BHI-DLC-Technician-Grade-SAMPLE.pdf freely available online] - well worth taking a look! Another excellent source of information and advice is from the <del style="font-weight: bold; text-decoration: none;">on-line message board run by </del>the NAWCC.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Should you get hooked on clock repair the [https://bhi.co.uk British Horological Institute] offer a range of in-person and distance learning courses. Lesson One of their Technician Grade course is [https://bhi.co.uk/wp-content/uploads/2019/05/BHI-DLC-Technician-Grade-SAMPLE.pdf freely available online] - well worth taking a look! Another excellent source of information and advice is from the <ins style="font-weight: bold; text-decoration: none;">Forums at </ins>the <ins style="font-weight: bold; text-decoration: none;">(American) [https://www.nawcc.org/ National Association of Watch and Clock Collectors] (</ins>NAWCC<ins style="font-weight: bold; text-decoration: none;">) website</ins>.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Electrically-assisted clocks==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Electrically-assisted clocks==</div></td></tr>
</table>Philiphttps://wiki.restarters.net/index.php?title=Clocks&diff=8974&oldid=prevPhil-Harris: Corrected name of hyperlink to the BHI; added comment re ‘cheap’ clocks; other minor edits2023-04-21T16:24:52Z<p>Corrected name of hyperlink to the BHI; added comment re ‘cheap’ clocks; other minor edits</p>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Wind-up clocks==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Wind-up clocks==</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>These are purely mechanical and are the oldest type of clock still in common use. After many years of service they often stop working because of thickening of lubricating oil and its contamination by dirt, or wear in the bearings and gears. Cheap clocks often fail much sooner.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>These are purely mechanical and are the oldest type of clock still in common use. After many years of service they often stop working because of thickening of lubricating oil and its contamination by dirt, or wear in the bearings and gears. Cheap clocks often fail much sooner<ins style="font-weight: bold; text-decoration: none;">, although many cheap early (1860s) American clocks are still going with minimal maintenance despite extensive wear</ins>.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td></tr>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>As with all types of clock with brass bearings and gears, you must only use special clock oil. This leaves no residue as it gradually evaporates, has sufficient surface tension to remain within a bearing, and does not disolve any lacquer that might be applied to the brass.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>As with all types of clock with brass bearings and gears, you must only use special clock oil. This leaves no residue as it gradually evaporates, has sufficient surface tension to remain within a bearing, and does not disolve any lacquer that might be applied to the brass.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Following disassembly you can clean all parts with special clock-cleaning <del style="font-weight: bold; text-decoration: none;">ammoniated </del>fluid, and using a nylon brush.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Following disassembly you can clean all parts with special clock-cleaning fluid<ins style="font-weight: bold; text-decoration: none;">, preferably ammonia-free</ins>, and using a nylon brush.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>An excellent introduction to clock servicing would be a reasonable quality carriage clock that has stopped working. A [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself blog posting] at the [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] website takes you step by step through the dismantling, cleaning and reassembly.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>An excellent introduction to clock servicing would be a reasonable quality carriage clock that has stopped working. A [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself blog posting] at the [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] website takes you step by step through the dismantling, cleaning and reassembly.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>A vintage clock containing a [[wikipedia:Fusee_(horology)|fusee]] is best left to an expert as the failure of the chain can be dangerous. Likewise, replacing a main spring is a hazardous operation, not to be undertaked by the inexperienced.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>A vintage clock containing a [[wikipedia:Fusee_(horology)|fusee]] is best left to an expert as the failure of the chain<ins style="font-weight: bold; text-decoration: none;">, wire or cord </ins>can be dangerous. Likewise, replacing a main spring is a hazardous operation, not to be undertaked by the inexperienced.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Should you get hooked on clock repair the [https://bhi.co.uk <del style="font-weight: bold; text-decoration: none;">National </del>Horological Institute] offer a range of in-person and distance learning courses. Lesson One of their Technician Grade course is [https://bhi.co.uk/wp-content/uploads/2019/05/BHI-DLC-Technician-Grade-SAMPLE.pdf freely available online] - well worth taking a look!</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Should you get hooked on clock repair the [https://bhi.co.uk <ins style="font-weight: bold; text-decoration: none;">British </ins>Horological Institute] offer a range of in-person and distance learning courses. Lesson One of their Technician Grade course is [https://bhi.co.uk/wp-content/uploads/2019/05/BHI-DLC-Technician-Grade-SAMPLE.pdf freely available online] - well worth taking a look! <ins style="font-weight: bold; text-decoration: none;">Another excellent source of information and advice is from the on-line message board run by the NAWCC.</ins></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Electrically-assisted clocks==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==Electrically-assisted clocks==</div></td></tr>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>First of all, it must be said that there may be serious safety issues with these clocks. For a start, the insulation is likely to be in a poor state, and to make matters worse, they have exposed metal parts and rarely have an earth connection. This means there is a significant risk of electrocution and possibly also of fire. However, this doesn't mean they can't be repaired or restored.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>First of all, it must be said that there may be serious safety issues with these clocks. For a start, the insulation is likely to be in a poor state, and to make matters worse, they have exposed metal parts and rarely have an earth connection. This means there is a significant risk of electrocution and possibly also of fire<ins style="font-weight: bold; text-decoration: none;">. Electrically they will usually fail a PAT test as they are neither Class I or Class II - they are ‘Class 0’</ins>. However, this doesn't mean they can't be repaired or restored.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Often, you will find the coil in the motor is open circuit or burnt out (or both). This coil is driven directly by the mains and creates the oscillating magnetic field which turns the motor spindle. Whilst it may be possible to rewind it, it's likely to have many thousands of turns and the wire will be so thin that you'd be unlikely to complete the task without it breaking.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Often, you will find the coil in the motor is open circuit or burnt out (or both). This coil is driven directly by the mains and creates the oscillating magnetic field which turns the motor spindle. Whilst it may be possible to rewind it, it's likely to have many thousands of turns and the wire will be so thin that you'd be unlikely to complete the task without it breaking.</div></td></tr>
</table>Phil-Harrishttps://wiki.restarters.net/index.php?title=Clocks&diff=8973&oldid=prevPhilip: /* Fault-finding and repair */2023-04-21T11:33:38Z<p><span dir="auto"><span class="autocomment">Fault-finding and repair</span></span></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 11:33, 21 April 2023</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Clock conservation, repair and restoration are highly skilled operations requiring a fully equipped workshop, but a service clean of a simple clock such as a carriage clock is no harder than smartphone repair. A striking clock would harder but only as being more complicated.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Clock conservation, repair and restoration are highly skilled operations requiring a fully equipped workshop, but a service clean of a simple clock such as a carriage clock is no harder than smartphone repair. A striking clock would harder but only as being <ins style="font-weight: bold; text-decoration: none;">significantly </ins>more complicated.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Before starting work on any wind-up clock it's essential that you unwind the spring in a controlled manner as its uncontrolled release can cause serious injury. Release the ratchet whilst holding the spring tension with the winder. Allow the spring to unwind by half a turn at a time, or only as much as the rotation of your wrist will allow.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Before starting work on any wind-up clock it's essential that you unwind the spring in a controlled manner as its uncontrolled release can cause serious injury. Release the ratchet whilst holding the spring tension with the winder. Allow the spring to unwind by half a turn at a time, or only as much as the rotation of your wrist will allow.</div></td></tr>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>An excellent introduction to clock servicing would be a reasonable quality carriage clock that has stopped working. A [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself blog posting] at the [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] website takes you step by step through the dismantling, cleaning and reassembly.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>An excellent introduction to clock servicing would be a reasonable quality carriage clock that has stopped working. A [https://braintreeclockrepairs.co.uk/2016/01/16/how-to-service-a-carriage-clock-yourself blog posting] at the [https://braintreeclockrepairs.co.uk Braintree Clock Repairs] website takes you step by step through the dismantling, cleaning and reassembly.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">Some </del>vintage <del style="font-weight: bold; text-decoration: none;">clocks contain </del>a <del style="font-weight: bold; text-decoration: none;">"</del>fusee<del style="font-weight: bold; text-decoration: none;">". This is a conical pulley driven by the spring, with a chain wound arond it. The purpose </del>is to <del style="font-weight: bold; text-decoration: none;">reduce </del>the <del style="font-weight: bold; text-decoration: none;">gearing </del>of the spring <del style="font-weight: bold; text-decoration: none;">drive as it winds down</del>, <del style="font-weight: bold; text-decoration: none;">compensating for the reduction in its tension. The more constant drive applied </del>to the <del style="font-weight: bold; text-decoration: none;">escapement results in better timekeeping but at the expense of greater bulk, complication and difficulty of service. Other improvements in clock design have led to its gradual abandonment by clockmakers</del>.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">A </ins>vintage <ins style="font-weight: bold; text-decoration: none;">clock containing </ins>a <ins style="font-weight: bold; text-decoration: none;">[[wikipedia:Fusee_(horology)|</ins>fusee<ins style="font-weight: bold; text-decoration: none;">]] </ins>is <ins style="font-weight: bold; text-decoration: none;">best left </ins>to <ins style="font-weight: bold; text-decoration: none;">an expert as </ins>the <ins style="font-weight: bold; text-decoration: none;">failure </ins>of the <ins style="font-weight: bold; text-decoration: none;">chain can be dangerous. Likewise, replacing a main </ins>spring <ins style="font-weight: bold; text-decoration: none;">is a hazardous operation</ins>, <ins style="font-weight: bold; text-decoration: none;">not </ins>to <ins style="font-weight: bold; text-decoration: none;">be undertaked by </ins>the <ins style="font-weight: bold; text-decoration: none;">inexperienced</ins>.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Should you get hooked on clock repair the [https://bhi.co.uk National Horological Institute] offer a range of in-person and distance learning courses. Lesson One of their Technician Grade course is [https://bhi.co.uk/wp-content/uploads/2019/05/BHI-DLC-Technician-Grade-SAMPLE.pdf freely available online] - well worth taking a look!</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Should you get hooked on clock repair the [https://bhi.co.uk National Horological Institute] offer a range of in-person and distance learning courses. Lesson One of their Technician Grade course is [https://bhi.co.uk/wp-content/uploads/2019/05/BHI-DLC-Technician-Grade-SAMPLE.pdf freely available online] - well worth taking a look!</div></td></tr>
</table>Philiphttps://wiki.restarters.net/index.php?title=Clocks&diff=8972&oldid=prevPhilip: /* Seven segment display clocks */2023-04-21T11:22:09Z<p><span dir="auto"><span class="autocomment">Seven segment display clocks</span></span></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 11:22, 21 April 2023</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l101">Line 101:</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>===Fault-finding and repair===</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Being purely electronic, they suffer only from the same kind of faults as any other electronic device. Push-buttons can become unreliable, and if indiviual segments of the display fail, the problem is likely to be in the connection between the display panel and the circuit board.</ins></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==External links==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>==External links==</div></td></tr>
</table>Philip