Step 5 the moon dial.
Grandfather clock moon dial repair.
Be certain the weights are pulled up.
To set moon dial apply slight pressure with your fingers to the front of the moon dial.
Depending on how basic or advanced your moon dial is it may be more or less detailed or advanced.
If when moving your grandfather clocks moon dial you feel any resistance or the moon dial will not turn at all stop trying to move the moon gear and come back later and try again.
This sophisticated piece of technology is designed to show the shape of the moon as it appears in the sky as well as the lunar date.
Now reset the moon dial with the observed.
Pull the click spring back about a half inch from the teeth of the moon dial and then allow it to fall back into place.
The click spring is located just behind the moon dial itself.
If you re repairing a grandfather clock s moon dial start by checking the phase.
Turn it slowly to the current phase.
Ways to clean a grandfather.
Some grandfather clock moon dials spin freely and others have a click stop so you will hear the moon dial clicking as it turns.
If the pendulum is stuck open the glass and disentangle the clock hands.
Sometimes the pendulum can disrupt the grandfather clock movements.
Grandfather clock moon dials consist of a round disk displaying two pictures of the moon.
Observe the current phase that the moon is in.
Find the click spring.
Another cause for the inconsistency could be the moon dial.
A one half rotation of the disk occurs every 29 5 days which is one lunar cycle.
If you have a grandfather clock with moon phase follow these instructions.
Many of the older grandfather clocks or english tall case clocks as many people called them had a painting on the dial along side of the moons each dial has 2 moons to keep the calendar accurate.
Sometimes the moon dial on a grandfather clock refuses to turn.
Stuck pendulum and moon dial problems.
If the clock is running slow move the pendulum up the shaft and if it is running fast move it down.
The moon dial on a grandfather clock also gave the manufacturers of the clocks to add a personal touch to their grandfather clocks.
To fix this problem open the door or panel by the clock face.
Minutes hours and days.