Originally Posted by
leonf
nice score. It is newer than my Pfaffs. Could you take more pics of the slide/bobbin area? Check with a good light and tweezers for stray threads. rock the handwheel as you tug on stuck ones.
I'd thought it was a thread jam too. But the bobbin thread pulls freely. I think the seller left the bobbin case and bobbin in and it may have rusted in place; although the area doesn't look rusted. I'm giving it more oil and time before I start poking around.