Questions & Answers for: carbon brushes Sewing Machines

...motor that deliver speed varies on how you press the foot pedal it consist of circular thick plate carbon the old model and the new one electronically control of power ic,It depend on how this pedal ...

...carbon brushes located on a Bernina sewing machine located? It is a Bernina Record 730, B2-730, EPI 2 - 40 -0803, 85/37 W 7250/min. Thank you. Have motor off machine and cannot find access to carbon ...

...carbon brushes on the motor of an 830 Record, but I had to replace something in the foot control. Do not despair. The replacements can be found for ~ $12-15. Available multiple places. Just be sure ...

...old machines have carbon brushes in them. When it gets worn down from use and eventually fails to make contact, it will no longer work. The replacement carbon brush is relatively inexpensive

...carbon brushes located on the Juki 654 serger? In the following parts list, on page 13, it shows item #5 as carbon brushes in the motor. Carbon brushes would normally be in the motor or perhaps, the ...

carbon brushes. There may be some in the motor and/or the foot control unit. Over time, these carbon brushes will wear down until they no longer make the appropriate connection. If you are mechanical,

...carbon brushes in the foot control unit are worn. I have a 930 Record that started running unevenly. We took the foot control unit apart and replaced the two carbon brushes for about $25 and the ...

...carbon brushes that are worn and need to be replaced. (intermittent sporadic running is a strong indicator.) Not sure on your 801, but a lot of the older Berninas have carbon brushes in the motor ...

...1953 Are you saying the foot controller has carbon brushes? If so, the carbon brushes are probably worn down so they are no longer making contact. You can try looking for replacement carbon

...First things I would think is a foot control problem or motor carbon brushes. I don't know if yours has carbon brushes, but if so, most likely they are worn down so they do not make proper