Clock Classes (DVDs)

233-DL: The Ratchet Assembly

A properly adjusted ratchet assembly is key to avoiding an explosive let-down of the power. Learn the proper terms for the parts, how to detect wear and damage, and what procedures to take in order to be sure of a safely functioning ratchet assembly.
INTERMEDIATE   1 hr. 10 min.   $30

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230-DL: The Suspension Spring

A thin piece of steel is usually all that supports the pendulum as it swings back and forth. This delicate unit is called the suspension spring and is easily damaged. Learn how to determine a proper replacement, how to manufacture a suspension unit when one isn’t available, and how to identify when a suspension unit is faulty. American feathers (suspension units) will be a primary focus.
INTERMEDIATE   1 hr. 5 min.   $30

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260-DL: The Ingraham Mantel Movement

An in-depth study of a typical Ingraham mantel movement. Topics covered will be; disassembly and reassembly, common problems, movement layout, and escapement adjustments.
INTERMEDIATE   1 hr. 30 min.   $30

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