Originally Posted by
J3General
You may want to try soaking the whole head (with the motor removed!) in a bucket (or plastic garbage bag in a bucket) of kerosene. I have read that that is what vsm manufacturers recommended. My understanding is that the Italian and German manufacturers of vintage machines used such tight tolerances that those machines gum up quicker and are more difficult to get unstuck.
John Thomas in NC
I use 91% rubbing alcohol to unstick frozen or gummed up machines. It works almost instantly, evaporates almost as fast and doesn't smell near as bad as kerosene.
Cari