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  1. 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 …

  2. 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 …

  3. Pendulum stops after 10-15 minutes - NAWCC Forums

    Feb 20, 2019 · However, the pendulum does swing in a diagonal back to front motion rather than just side to side. If you’re looking at the clock face and start the pendulum by moving it to the …

  4. 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 …

  5. Wound clock this evening, but clock stops after awhile?

    Oct 3, 2020 · The portion of the pendulum swing that is "out of beat" is constant regardless regardless of how wide the pendulum swings. As the total pendulum swing becomes less (for …

  6. How to determine suspension spring length | NAWCC Forums

    Jan 16, 2012 · The pendulum length calculated will usually be from the center of oscillation to somewhere near the center of the pendulum bob. From the wheel tooth count, you can also …

  7. fast/slow dial on mantel clock | NAWCC Forums

    Dec 15, 2012 · I am trying to get my Ingraham Adrian mantel clock that I got back from the clock repairman to keep accurate time. I have been adjusting the nut on the pendulum bob. I figure I …

  8. At slowest setting, Ansonia mantel clock still runs too fast.

    Aug 28, 2015 · Hi guys! I made a thread about my Ansonia Iron mantel clock in the General section. It runs and chimes great! But ran very fast. I have adjusted the pendulum bob as low …

  9. identification/age of Ingraham mantel clock... | NAWCC Forums

    Jul 25, 2005 · I was about to recommend the typical Ingraham mantel clock pendulum until I read the following - "The movement used is our heavy brass pendulum movement, which is well …

  10. Takane Chime not Chiming - NAWCC Forums

    Feb 28, 2025 · I'm checking out this fairly old Takane chiming movement for a friend. It runs, keeps good time, and the pendulum swings OK. But no chime. I tried googling instructions but …