Originally Posted by
Shelley M
Thanks for the reply. I had heard only of two places to locate the serial number: bottom plate, which is obvious, and under the arm. I have still not been able to discover where that is, and if anyone knows I hope they will tell me. I will have to do some research and find out the third location.
The "arm" is the piece that goes across the top. Basically it's L shaped and also attaches to the base. Looking for the serial number would involve taking the machine apart.