Platform escapement clock dating
Dont use pliers if they are stiff – oil and a firm grip with your hands through a thin polishing cloth will do it.
If its a screw fitting then simply unscrew it and pull of the hands as above. If you snap off this nut then the clock is screwed so dont! If its stiff then get some long handled long nosed pliers and twist it by 5 degrees – enough to loosen it but not enough to torgue snap the spiggot.
Ok once the hands are off you can remove the movement.
If you look in the back of the clock you will see its held in by four screws, one at each corner that are normally on extenstion arms.
Heres a link – you cant go wrong with this company and Paul there makes up a lot of his own chemicals to do an uber job.
Hes well known in the clock trade and its “where those who know go” Overall I have to say that the best advice is to send the clock to me for a service because Ill do the springs for you as well.
Other counts available but as not interchangeable; platform & pinion must be ordered together.
The oblong mounting hole is .112" wide x .158" long.
Whats not obvious is that this pin is usually tapered.Black metal diamond style hands have a 3-7/8" long minute hand as measured from the center of the mounting hole...Ok another give away article robbing myself of a days work! If your clock doesnt work then cleaning it is a good first step to establishing what the problem might be.Remove the chime bar by unscrewing the fixings that are mormally on the outside of the case underneath although some are fixed internally. You have limited options without disassembling the clock completely and taking the plates apart.My point is that it needs come out even if you can get the movement out without doing so because its fragile and gets easily caught by the snaggy and nature of clock movements generally. Ill come to how you can avoid this but generally speaking you need to get the plates apart for the following reasons.