Clock keys have there own number system from 000 to 16 as seen in the clock key size chart.
Seth thomas square wall clock is running slow.
There is a small round plate with looks like teeth on top of the balance.
The end of this rod has a slot for a small screwdriver.
Continue to check and adjust the clock for six days.
Seth thomas hanging gingerbread wall clock in good running condition with alarm.
This section is to figure out what key number to order so the clock can.
229 00 23h 22m 52 93 shipping.
However the number does not indicate what size is what number and can be confusing.
There should be a and sign near this rod engraved on the movement itself to let you know which way to turn the rod.
To regulate your clock hold the pendulum disc and turn the rating nut located under the disk to the left to make the clock run slower and to the right to make the clock run faster.
I if the clock is running fast turn the pendulum nut counterclockwise to decrease the rate.
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If the clock is running slow turn the pendulum nut clockwise to increase the rate.
One turn of the nut will regulate time keeping approximately two minutes a day.
Counterclockwise to increase its speed.
Winding wall clocks have gears and cogs that turn together in conjunction with each other to keep proper time.
It would make more sense if the key size was the mm of how wide the key was to fit but this is not how it works.
My seth thomas mantel clock has a balance wheel and is running fast it picks up about 30 minutes over night.
Insert a square key into the slot below the center of the dial on the clock face.
Hope this helps you.
Bill hi william the threaded rod is the fast slow adjustment.
Seth thomas clock adjustment.
Decide whether the clock is running fast or slow.
Clock key size chart explanation.
Battery powered clocks which feature quartz technology use electrical pulses to keep proper time.
Turn the key clockwise to slow down the clock.