It is possible to install the battery upside down where the battery is.
How to fix a wall clock that runs slow.
Swing the pendulum on the inside of the clock if it has a pendulum.
You should hear a ticking sound.
To slow down the clock loosen the adjustment nut turn it toward your left.
Do you see any damage to the wires.
Open the door and bring the pendulum all the way to the side then let.
Turning the screw to the left will lower the pendulum slightly and slow down the clock.
To speed up the clock tighten the nut turn it toward your right.
How to repair an old wall clock if your wall clock is off you will definitely replace the new battery if it remains dead.
If so replace the cables with new ones and see if it works or not.
If not there may be internal damage.
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.
Again you should also check the electric clocks handles.
Each turn of the screw slows the clock by two minutes per 24 hour period.
If they are getting a collision or there is unnecessary friction among them smoothen out the edges of the handles with a piece of cloth.
If your clock is running slow then there might be an issue with the wiring.
The clock will run slower.
The bob will settle lower making the effective length of the pendulum longer.
This screw regulates the speed of the clock.
Wind the clock if it has stopped running.