About 573,000 results
Open links in new tab
  1. Hermle movement stopped ticking - NAWCC Forums

    Nov 10, 2024 · I have a Hermle 451-05CH movement for a clock we’ve had for years. It has a chain winding system. Today, when I went to wind the clock, the pendulum fell off for some …

  2. Pendulum does not keep swinging - NAWCC Forums

    Jan 28, 2018 · Remember the clock movement powers the pendulum, the pendulum does not power the clock. The fact that the clock runs with the pendulum off indicates that all the …

  3. Pendulum Wobble - NAWCC Forums

    Mar 6, 2017 · Twisting Motion of Pendulum In a long case clock, the pendulum has a twisting motion rather than a motion in the same plane. Could this stop the clock? How can one fix this ?

  4. Catalog of 400 Day Torsion Clock Pendulums - NAWCC Forums

    Sep 6, 2021 · Latest update: Nov 3, 2025 This article is intended to provide a catalog of 400 day clock pendulums to fill in some of the omissions in the Horolovar Repair Guide and other …

  5. Pendulum Length - How to Measure - NAWCC Forums

    May 30, 2022 · A picture of the proposed pendulum would make it easier to recommend how best to proceed with shortening. To determine how much to shorten, I would bring the bob all the …

  6. Pendulum weight - NAWCC Forums

    May 28, 2021 · Is there a specification for the pendulum weight of mantel clocks? I can't find anything in a search of the forums. I've accumulated weights ranging from < 2 oz to more than …

  7. The action in which the escape wheel transfers energy into the pendulum by exerting force on the appropriate pallet face. For most designs, this is 2 degrees. If the pendulum is heavy, it will be …

  8. Replacing Seth Thomas #124 Suspension Spring - NAWCC Forums

    Mar 4, 2025 · Hello everyone, I have done several complete overhauls of Seth Thomas #124 movements over the years. This is the first time I've needed to replace the suspension spring. …

  9. Crutch adjustment - NAWCC Forums

    Sep 30, 2017 · If the pendulum won't hang straight, or wobbles, check and try to straighten the pendulum's suspension spring. If it's kinked, replace it. And pay close attention to where the …

  10. ALL ABOUT PENDULUMS | NAWCC Forums

    Jul 9, 2013 · A basic pendulum consists of a weighted bob, and a stick, hanging from some suspension point. The pendulum is the whole thing, because when we talk about "the mass …