changing pendelum length

Posted: Tue Jan 18, 2011 11:51 pm     Post subject: changing pendelum length

the hermle clock mechanism 141-040 is offered with a number of different pendelum length. what part or parts are changed to accommedate a pendelum length change. klock kit offers a gong assembly but with a short pendelum. i wish to create from their offering an assembly with a pendelum of about twice the length. what do i need to change? micheal

Posted: Wed Jan 19, 2011 2:30 am     Post subject:

you can get the movement with a number of lengths here at one price. http://www.clockworks.com/hermle/140.html

More than likely you need a new escapement wheel, suspension spring, verge, etc.. No simple project. Then you void the warranty.

Posted: Fri Jan 21, 2011 11:16 am     Post subject:

hermle use different amount of teeth in their wheels to accommodate pendulum lengths for different size cases.

centre and third wheels.