Step 5 the moon dial.
Grandfather clock moon dial repair.
The click spring is located just behind the moon dial itself.
To set moon dial apply slight pressure with your fingers to the front of the moon dial.
Grandfather clock moon dials consist of a round disk displaying two pictures of the moon.
Find the click spring.
If you have a grandfather clock with moon phase follow these instructions.
Now reset the moon dial with the observed.
Depending on how basic or advanced your moon dial is it may be more or less detailed or advanced.
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.
Stuck pendulum and moon dial problems.
Open the glass and push gently on the dial.
If you re repairing a grandfather clock s moon dial start by checking the phase.
Mechanically speaking the moon dial exists in conjunction with timekeeping devices grandfather clocks most frequently simply because the passing of the moon is easily relatable mathematically and mechanically to the passing of time.
The moon dial on a grandfather clock also gave the manufacturers of the clocks to add a personal touch to their grandfather clocks.
Ways to clean a grandfather.
Minutes hours and days.
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.
Turn it slowly to the current phase.
Sometimes the pendulum can disrupt the grandfather clock movements.
Some grandfather clock moon dials spin freely and others have a click stop so you will hear the moon dial clicking as it turns.
Many grandfather clocks incorporate a moon dial.
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.
Observe the current phase that the moon is in.
Be certain the weights are pulled up.
If the pendulum is stuck open the glass and disentangle the clock hands.
A one half rotation of the disk occurs every 29 5 days which is one lunar cycle.
Sometimes the moon dial on a grandfather clock refuses to turn.
To fix this problem open the door or panel by the clock face.