Questions & Answers for: broken carbon brush Sewing Machines

...broken gears are most common causes of stuck up handwheel,we can consider also the brush carbon,when worn out and damage the rotor commutator brush.if you can open the cover of motor below side of ...

...broken wire. There is something that slides up & down that controls the speed...... when pushed up it sews fast...... it currently take several pumps to get the machine going. What to do? Or just ...

...oil.) Could be a multiple of other things, ie loose/broken belt, foot control failure, carbon brushes or capacitor, electrical problem, motor problem... Probably best to take it in for service.

...broken wire or connection? Please help, thanks It could very well be the carbon brush. It is generally a piece of soft carbon (like pencil lead) with a spring on the end which applies pressure. When ...