How do you fix a grandfather clock that is running too fast or too slow?

If your grandfather clock is running too fast or too slow, there are a few things you can do to fix it.

If the clock is running too fast:

  • Check the pendulum. The pendulum is the long, swinging weight that hangs from the clock's movement. If the pendulum is too short, the clock will run too fast. To fix this, you can lengthen the pendulum by adding a weight to the bottom.
  • Check the escapement. The escapement is the mechanism that releases the clock's gears. If the escapement is not working properly, the clock will run too fast. To fix this, you can clean the escapement with a soft brush.
  • Check the mainspring. The mainspring is the coiled metal spring that powers the clock. If the mainspring is too tight, the clock will run too fast. To fix this, you can loosen the mainspring by turning the adjusting screw on the back of the clock.

If the clock is running too slow:

  • Check the pendulum. If the pendulum is too long, the clock will run too slow. To fix this, you can shorten the pendulum by removing a weight from the bottom.
  • Check the escapement. If the escapement is not working properly, the clock will run too slow. To fix this, you can clean the escapement with a soft brush.
  • Check the mainspring. If the mainspring is too loose, the clock will run too slow. To fix this, you can tighten the mainspring by turning the adjusting screw on the back of the clock.

Related Questions:

  • How do you clean a grandfather clock?
    • Use a soft brush to remove dust and dirt from the clock's movement and case.
  • How do you adjust the time on a grandfather clock?
    • Turn the adjusting screw on the back of the clock until the clock is keeping the correct time.
  • How do you wind a grandfather clock?
    • Turn the key on the front of the clock until the weight is fully raised.
  • How do you level a grandfather clock?
    • Place the clock on a level surface and use a level to adjust the clock's feet.
  • How do you repair a broken grandfather clock?
    • Take the clock to a qualified clock repair technician. ## Related Hot Sales
  • Howard Miller Grandfather Clocks
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  • Bulova Grandfather Clocks

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