Check to see if the spring is in working order.
Repairing wall clock.
Wind the spring as far as it will go.
This video is about repairing a battery operated quartz wall clock that was dropped.
If no pendulum is attached your mantle clock may be regulated by a balance wheel which is operated by a spring.
If your clock has a faceplate gently remove it.
Replacing the movement 1.
Open the back door of the clock carefully with a small screwdriver.
It is possible to install the battery upside down where the battery is.
The first and easiest problem to fix is restoring the clock s battery power which is done by removing the battery from the back of the clock and replacing it with a fresh one.
Be careful not to damage or bend the hand.
How to repair an old wall clock if your wall clock is off you will definitely replace the new battery if it remains dead.
Take off the minute hand.
Lift up the second hand.
Remove the second hand by gently lifting it off.
In this video i repair a disney kiddies winnie the pooh wall clock.