I'm sure on the pattern envelope there is a website that you can get on your computer to the company that makes these instructions and you can ask for the manual or instructions and they will send them to you by mail or downloading it.
You have a machine that is NOT working properly, and this is a Safety Concern no matter what.
Even if you do not sustain an electric shock there is potential for a fire and damage to the machine.
Take it to a technician.