Originally Posted by quilt addict

Here are the cleaning tutorials

Part 1: http://www.quiltingboard.com/t-45816-1.htm

Part 2: http://www.quiltingboard.com/t-45983-1.htm

Part 3: http://www.quiltingboard.com/t-46696-1.htm

Furniture cleaning:
http://www.quiltingboard.com/t-133115-1.htm

And one to check the wires first: http://www.quiltingboard.com/t-45814-1.htm

You can also call Singer 800-474-6437 and ask them if they can give you a model and date of your machine. Although I think I have read before that some of the records from Germany are lost.

Good luck!