IMC15
46
404 MotorPTC Motor PTC
Accidental short
on PTC cable
PTC cable faulty or
damaged
Check PTC cable for accidental short
Ok:
Replace IMC15
not Ok:
Replace PTC cable
Fault persists:
Replace system
911 ShutDnFlt Shutdown fault
Last recorded
speed > 75 Hz,
crash into
retainer bearings
Reset at high rota-
tional speed
Reset fault, power up device, spin up to nominal
speed, switch off mains.
Ok:
Generation operation
works correctly, no
ShutDnFlt recorded
not Ok:
Replace IMC15
Diagnosis: Selfcheck Faults of the IMC15
No. Error Message Meaning Diagnosis Action
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