People have to keep in mind that antique clocks are often hundreds of years old.
How to adjust wall clock speed.
It is relatively easy to adjust the pendulum on a clock if follow some simple instructions.
On clocks without a pendulum just move the time adjustment lever.
Most pendulum clocks contain adjustment or rate nuts that allow you to alter the length of the pendulum to either increase or decrease the amount of swing.
To accurately adjust the clock make the adjustments once a week when the clock is wound.
How to adjust an antique clock.
Each antique clock was made by hand without using electric tools and without the aid of computerized machines.
The bob will rise making the effective length of the pendulum shorter and the clock faster.
It is usually.
Use the following rules to adjust the pendulum nut.
Pendulum clocks with a time adjustment arbor french and american mantel clocks the time adjustment arbor is a square shaft that is much smaller than the winding arbors.
Turn it to the right to move the disk up and to the left to lower it.
To speed up the clock tighten the nut turn it toward your right.
If you do this and keep a record of how much it is turned each week you should be able to adjust the clock s accuracy to within a minute or two a week.
Mechanical clocks are inherently inaccurate and therefore cannot be compared to electronic clocks.