Vintage Clock Parts Guide

Why Clock Chimes Stop Working — Diagnosing Chime Rod, Drum, and Wheel Problems
Why Clock Chimes Stop Working — Diagnosing Chime Rod, Drum, and Wheel Problems
Introduction When a mechanical clock’s chimes stop working, the cause is usually a problem with the chime drum, chime wheel, hammer lift system, or the train that powers the chime... Read more...
How to Repair Chips in Seth Thomas Adamantine Cases — Color Matching, Filling, and Finishing
How to Repair Chips in Seth Thomas Adamantine Cases — Color Matching, Filling, and Finishing
Introduction Adamantine, the celluloid-based finish used on many Seth Thomas clocks, is durable but prone to chipping with age. Repairing these chips requires careful color matching, filling, and polishing to... Read more...
Identifying Tunes on Old Black Forest Musical Cuckoo Clocks — Music Box, Lift Wires, and Movement Timing
Identifying Tunes on Old Black Forest Musical Cuckoo Clocks — Music Box, Lift Wires, and Movement Timing
Introduction Old Black Forest musical cuckoo clocks often feature traditional German melodies played by a mechanical music box triggered by the movement. Identifying the tune can be challenging when the... Read more...
How to Safely Remove a Seth Thomas Tambour Movement With a Broken Mainspring
How to Safely Remove a Seth Thomas Tambour Movement With a Broken Mainspring
Introduction Removing a Seth Thomas tambour movement becomes more challenging when a mainspring has broken or is partially unwound. These movements store significant energy, and even a broken spring can... Read more...
How to Polish Clock Pivots Without Abrasives Before Burnishing — Clean Steel, Smooth Rotation, and Proper Technique
How to Polish Clock Pivots Without Abrasives Before Burnishing — Clean Steel, Smooth Rotation, and Proper Technique
Introduction Polishing pivots before burnishing is essential for restoring smooth power flow in a mechanical clock. While abrasives are commonly used, some repairers prefer to avoid them to preserve pivot... Read more...
Fixing Gathering Pallet Timing Issues on a 1913 Junghans Clock — Rack, Stop Pin, and Strike Train Alignment
Fixing Gathering Pallet Timing Issues on a 1913 Junghans Clock — Rack, Stop Pin, and Strike Train Alignment
Introduction Junghans clocks from the early 1900s use a precise rack-and-snail strike system. When the gathering pallet stops rotating or the stop pin engages prematurely, the strike sequence fails or... Read more...
Compatibility Guide: Vintage vs. Modern Regula 25 Parts — What Interchanges and What Doesn’t
Compatibility Guide: Vintage vs. Modern Regula 25 Parts — What Interchanges and What Doesn’t
Introduction Regula 25 movements have been produced for decades, and while the basic design has remained consistent, certain parts have changed over time. When repairing or restoring a cuckoo clock,... Read more...
Diagnosing Escape Wheel Problems in Gustav Becker Movements — Wear, Depthing, and Power Loss
Diagnosing Escape Wheel Problems in Gustav Becker Movements — Wear, Depthing, and Power Loss
Introduction Gustav Becker movements are known for their precision, but the escape wheel is especially sensitive to wear, bent teeth, and depthing errors. When the escape wheel hesitates, skips, or... Read more...
Why a Howard Miller Mantel Clock Strikes “12” Every Hour — Rack, Snail, and Strike Train Diagnosis
Why a Howard Miller Mantel Clock Strikes “12” Every Hour — Rack, Snail, and Strike Train Diagnosis
Introduction When a Howard Miller mantel clock strikes “12” for every hour, the issue is almost always related to the rack-and-snail system, hand alignment, or strike train timing. These clocks... Read more...
Why Hands Move Too Freely on Mid‑1800s Fusee Clocks — Diagnosing Loose Cannon Pinions and Motion Work Wear
Why Hands Move Too Freely on Mid‑1800s Fusee Clocks — Diagnosing Loose Cannon Pinions and Motion Work Wear
Introduction Mid‑1800s English fusee clocks, including those by T. J. Wood, use a traditional motion work system to drive the hands. When the hands move too freely or fail to... Read more...
How to Fix a Sticking Escape Wheel on a Sessions Movement — Wear, Power Loss, and Escapement Alignment
How to Fix a Sticking Escape Wheel on a Sessions Movement — Wear, Power Loss, and Escapement Alignment
Introduction Sessions movements are known for reliable performance, but age, wear, and dried lubrication can cause the escape wheel to stick or hesitate. When the escape wheel fails to advance... Read more...
Identifying and Replacing Hand Nuts on American Cuckoo Clock Company Movements
Identifying and Replacing Hand Nuts on American Cuckoo Clock Company Movements
Introduction American Cuckoo Clock Company movements often use hand nuts with thread sizes that differ from German Regula or Hubert Herr designs. When the original hand nut is missing, damaged,... Read more...