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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. HOW A PENDULUM CLOCK WORKS - NAWCC Forums

    Jan 21, 2015 · The pendulum hangs from a flat suspension spring, and swings freely. But the rod or leader of the pendulum passes loosely through a loop in the end of the crutch.

  3. Beat Setting 101 - NAWCC Forums

    Nov 21, 2011 · The pendulum passes back and forth across the beat-center in its progression from tick to tock and back. The clock is in beat when the beat-center is perfectly vertical: tick …

  4. 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 …

  5. Junghans mantel clock: pendulum suspension (?) spring replacement

    Jul 16, 2009 · One of my educational clocks is an early 20th century Junghans. This is a pendulum clock with a five tone strike mechanism. The pendulum suspension (assuming I …

  6. 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 …

  7. 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 …

  8. Pendulum fails to keep swinging - NAWCC Forums

    Jul 30, 2024 · Hi, I have a Kienzle Grandmother clock circa 1920. The problem I have is that once I start the pendulum swinging it will only work for around 5 minutes. Also there are three …

  9. 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 …

  10. Westminster chime and pendulum - NAWCC Forums

    Nov 17, 2024 · As you can see in the picture, the pendulum is right in the middle of the hammers. The pendulum measures 86 cm and has a 14 cm stem on the movement. The chime is 57 cm …