Category Archives: Clock repair

notes from 23 years of professional clock repair

Count wheel principles

Posted on November 24, 2014 by Dave T

Information to be added soon.

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Rack and Snail principles

Posted on November 24, 2014 by Dave T

Information to be added soon.

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How to install mainspring barrell caps if they are loose.

Posted on November 24, 2014 by Dave T

BARRELL CAPS describe how to install barrell caps if they are loose.Installing a barrell cap on a mainspring barrell can be a frustrating experience if the cap does not fit snugly.Many times the caps have been forced or gouged and … Continue reading →

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SELF ADJUSTING VERGE

Posted on November 24, 2014 by Dave T

SELF ADJUSTING VERGE The self adjusting verge is used on many of the modern mechanisms. The idea is that if the tension of the verge clutch is set just tight enough to push the pendulum ; but loose enough to … Continue reading →

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TUNING GONG RODS

Posted on November 24, 2014 by Dave T

TUNING GONG RODS Generally speaking, if two rods are the same length, the rod with the smaller diameter will produce a lower note. It is possible to lower the pitch slightly by filing off some at the top of the … Continue reading →

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REVERE ELECTRIC W/BALANCE WHEEL AUXILIARY

Posted on November 24, 2014 by Dave T

REVERE ELECTRIC W/BALANCE WHEEL AUXILIARY The revere electric with balance wheel auxillary has auto-shift from electric motor to balance wheel unit. The shift lever is weight / gravity activated. do not oil.Engage- disengage is auto-activated by a lift pin on … Continue reading →

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Modern DOUBLE DIAL CALENDAR CLOCK

Posted on November 24, 2014 by Dave T

Modern DOUBLE DIAL CALENDAR CLOCKThe wire spring on the feburary. cam will come loose often.The position iscritical~ Won’t advanced the month if its too shallow; and advances the month oneach day if its set too deep. The lift of the … Continue reading →

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HAND TRIP POSITION

Posted on November 24, 2014 by Dave T

HAND TRIP POSITION Many minute hands have a hub with a square hole in the center and the hub is usually riveted or friction fit in a round hole in the hand use the end of an old file to … Continue reading →

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KEY OPERATED REGULATOR devices

Posted on November 24, 2014 by Dave T

KEY OPERATED REGULATORS Clocks with key operated regulator assemblies that typically adjust from the dial are exceptionally prone to error from loose parts. If any part of the regulator is excessively loose ; the clock will not keep good time. … Continue reading →

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SHORT PENDULUMS

Posted on November 24, 2014 by Dave T

SHORT PENDULUMS Clocks with short pendulum lengths(5 inches and shorter) will be very prone to errors due to loose suspensions , loose regulator assemblies and loose bushings in the verge. The reason for this is that the error caused is … Continue reading →

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