Vintage Clock Parts Guide

Troubleshooting Slow Chimes and Cable Failures in Hermle 1161‑853AS Movements
Troubleshooting Slow Chimes and Cable Failures in Hermle 1161‑853AS Movements
Introduction The Hermle 1161‑853AS is a popular triple‑chime movement, but slow chimes, weak strike, and broken cables are common symptoms of power loss or improper setup. These issues often originate... Read more...
Beginner Tips for Servicing a Practice Clock — Inspection, Cleaning, and Safe First Repairs
Beginner Tips for Servicing a Practice Clock — Inspection, Cleaning, and Safe First Repairs
Introduction Working on a practice clock is the best way to learn the fundamentals of mechanical clock repair. These movements teach you how to inspect pivots, evaluate wear, understand the... Read more...
How to Service and Set Up a Bulle Clock — Contacts, Coil, Balance, and Power Flow
How to Service and Set Up a Bulle Clock — Contacts, Coil, Balance, and Power Flow
Introduction Bulle clocks use an electromagnetic impulse system rather than a traditional escapement. Their accuracy depends on clean electrical contacts, proper balance alignment, and a correctly functioning coil and armature.... Read more...
How Pendulum Bob Weight and Shape Affect Timekeeping — Understanding Rod, Spring, and Leader Interaction
How Pendulum Bob Weight and Shape Affect Timekeeping — Understanding Rod, Spring, and Leader Interaction
Introduction Pendulum clocks rely on a delicate balance between the pendulum bob, the pendulum rod and spring, and the pendulum leader. Even small changes in bob weight, thickness, or shape... Read more...
How to Choose and Use Bushing Blanks in Clock Repair — Sizing, Fitting, and Installation
How to Choose and Use Bushing Blanks in Clock Repair — Sizing, Fitting, and Installation
Introduction Bushing blanks are essential for restoring worn pivot holes in mechanical clock movements. When a pivot hole becomes oval or oversized, power loss and erratic performance follow. Installing a... Read more...
How to Set Up the Chime and Strike Trains on a Hermle 340‑020 Movement
How to Set Up the Chime and Strike Trains on a Hermle 340‑020 Movement
Introduction The Hermle 340‑020 is one of the most common Westminster chime movements, but its chime and strike trains must be set up precisely for correct operation. Proper alignment ensures... Read more...
How to Synchronize the Time and Alarm on Vintage Alarm Clocks — Setting, Alignment, and Common Issues
How to Synchronize the Time and Alarm on Vintage Alarm Clocks — Setting, Alignment, and Common Issues
Introduction Mechanical alarm clocks use a simple but precise relationship between the time train and the alarm mechanism. When the alarm hand, alarm cam, and trip lever fall out of... Read more...
How to Polish Clock Pivots Correctly — Tools, Techniques, and Surface Finish Requirements
How to Polish Clock Pivots Correctly — Tools, Techniques, and Surface Finish Requirements
Introduction Polishing pivots is one of the most important steps in clock repair. A properly polished pivot reduces friction, improves power transmission, and dramatically increases the lifespan of both the... Read more...
How to Make Vuillamy‑Style Deadbeat Pallets — Geometry, Angles, and Proper Finishing
How to Make Vuillamy‑Style Deadbeat Pallets — Geometry, Angles, and Proper Finishing
Introduction Vuillamy-style deadbeat pallets are known for their precise geometry, crisp locking action, and efficient impulse delivery. Making these pallets requires careful shaping, correct angles, and a deep understanding of... Read more...
Understanding the Floating Balance System in Hermle Movements — Setup, Timing, and Common Issues
Understanding the Floating Balance System in Hermle Movements — Setup, Timing, and Common Issues
Introduction The floating balance system used in many Hermle movements is a compact, highly efficient timekeeping regulator. Unlike pendulum clocks, the floating balance uses a torsion-style balance assembly suspended on... Read more...
How to Reassemble a Mechanical Clock Movement — Plate Alignment, Train Sequencing, and Safe Handling
How to Reassemble a Mechanical Clock Movement — Plate Alignment, Train Sequencing, and Safe Handling
Introduction Reassembling a mechanical clock movement requires patience, proper sequencing, and careful handling of pivots, wheels, and levers. Even experienced repairers can struggle with aligning multiple arbors at once or... Read more...
How to Oil a Mechanical Clock Properly — A Complete Guide to Lubrication Points and Best Practices
How to Oil a Mechanical Clock Properly — A Complete Guide to Lubrication Points and Best Practices
Introduction Proper oiling is essential for the long-term health of any mechanical clock. When done correctly, lubrication reduces friction, prevents wear, and ensures smooth operation of the time, strike, and... Read more...