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Current Location:Home >> Success Case >>Related Questions >> Oil pump vacuum pump does not rotate, what is the reason?
Oil pump vacuum pump does not rotate, what is the reason?

lack of phase

Buttons, circuit breakers, contactor wiring terminals loose or poor contact.

contactors, thermal relay contacts due to air humidity, the use of a long timewas oxidized, burned or burned coil is not working.

lack of vacuum pump and motor stuck.

motor coil is burned.



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