Quote:
Originally Posted by SearChart
Correct, parts that did not show any sign of wear/deterioration at all that are replaced out of desperation to reach a minimum amplitude off 200 degrees after 24hrs.
A 24 hours test can be simulated by releasing a couple of ratchet wheel rotations.
This problem runs so much deeper than just migration of lubricants and a pivot that occasionally wear out prematurely.
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That’s where my head has been. The delicate escapement combined with the thinner (weaker?) mainspring to get to 72 hours of power reserve has a design flaw in the mix when produced serially.