How to mend Hamilton Model Processor

hamilton wheaton clock runs very fast?

hamilton battery wall clock chimes two minutes late?

Where can I get a replacement pendulum that is the right weight and length?

Hamilton Mantel clock, westminister chimes circa 1960?

Hamilton clock chimes out of sync?

How can I set my chimes to the hour/half hour?

How can I replace the 340-020 movement in my 74 mantel clock?

Hamilton mantle clock?

no forward or reverse on hamilton schoolmate?