American Watchmakers - Clockmakers Institute
Supporting and Advancing Horology through Education and Cooperation
Re-pivoting is an advanced restoration technique which replaces a worn or broken bearing surface (pivot) on the end of a gear shaft. Learn how this can be done using several different methods.
Learn how to identify and repair damaged wheel teeth as well as replacing a tooth when it is too far gone.
Re-pivoting is an advanced restoration technique which replaces a worn or broken bearing surface (pivot) on the end of a gear shaft. Learn how this can be done using several different methods.
Modern German triple-chime grandfather movements can be quite complicated to set up. this session will discuss in detail how to synchronize the chime and strike trains in the popular Hermle 1161 movement in order to insure flawless performance. While the topic will center around chime and strike train setup, other characteristics of this movement will also be discussed in this 2 disk set.
Often considered one of the most difficult movements to work on, this Westminster chime mantel movement responds very well to restoration when one knows what to watch out for. Included in this lesson are tips on the pitfalls which can catch the unaware, servicing techniques, and reassembly procedures.
This is a deceptively difficult process which involves micro-machining and custom-fitting. Reproduction French hands rarely fit properly and this lesson will cover machining and fitting new hand collets as well as pointing out critical areas of clearance.
Mainsprings are wound by a hook on the arbor which catches the inner coil of the mainspring When this hook is damaged, it can be an intimidating repair. This class will cover not only replacing an arbor hook but also how to replace a barrel hook.
Learn to turn, thread, slot, and heat treat screws to match the style in a vintage clock.
Learn to disassemble, clean, and repair telechron motors for electric clocks.
Learn to service and repair most electric clocks.
