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What is a hack and what does it do?

April 26, 2017hack

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What is a hack and what does it do?

1 Answer

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Posted

A. The Hack Spring pictured below is mounted on the front of the movement. It stops the tuning fork when the setting stem is lifted. Astronauts, Railroad Approved, and many Swiss models came from the factory with the spring installed. HackedMovement.jpg (30010 bytes) hack2.jpg (30713 bytes) Hack Assy.jpg (30165 bytes) SwissSVFront1.jpg (30757 bytes) The “hack spring” is highlighted in the photo above left. Correct adjustment of this feature is critical.