Clock Repair Tips for Hermle 340-020 Movement by Bill C. Tipton
- Item #: BK-205
Clock Repair Tips for Hermle 340-020 Movement
by Bill C. Tipton
With the number of 340-020 Hermle movements on the market and with increasing prices for a new movement it's invaluable to have a simple, detailed repair guide.
37 detailed drawings with precise explanations.
Chapters include: Movement inspection, disassembly, cleaning, re-assembly, cleaning, re-assembly, test prep., lubrication, 8-Day test, trouble-shooting; Balance unit - cleaning the Helical and Flat Sprin syle; HSS and FSS balance units; Replacing the HSS support wire. Ultrasonic cleaning, haring the beat, repair of small broken parts and bushing tips. Special sections include: Table of wheel rotation, chime and strike sequence, supply houses, chime sequences, letting down mainsprings in barrels, exposed loop end mainspring, use of a mainspring winder, removal and installation of a hole end mainspring from the barrell, removal and installation of a clamp captured loop end mainspring from its arbor. Info for 340-020 and chiming mantle movement. Glossary of Terms.