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On a Compact 1000 or a Compact 1250 electric motor, what would cause the K2 “Up” contactor to operate, but the K1 “Down” contactor does not operate?

April 26, 2017cause compact contactor Electric motor K1 k2 operate

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On a Compact 1000 or a Compact 1250 electric motor, what would cause the K2 “Up” contactor to operate, but the K1 “Down” contactor does not operate?

1 Answer

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Either of the following could cause this symptom to happen: · S3, Down Selector Switch is bad. · K1 coil, Down Contactor pins A1 & A2 is bad (stuck open).