Section 3 Troubleshooting

10. NO MOTOR OPERATION WITH AC DRIVE FAULT

Symptom: The Motor Is Not Running And There Is An Apparent AC Drive Fault Present.

Install a parameter unit and find the AC drive fault present.

Try to

 

 

 

clear the

 

Find the fault code listed in the

 

fault by powering

YES

 

chart shown on the following

 

down the machine

 

 

 

pages. There is a corrective

 

and restoring power.

 

 

 

action listed for each fault.

 

Does the

 

 

 

Perform the action listed for

 

fault return?

 

 

 

the fault displayed.

 

 

 

 

NO

 

 

 

 

 

 

 

 

 

 

Refer to the “no motor

 

 

 

operation (with no AC drive

 

 

 

fault)” flow chart.

 

 

 

 

 

CFD1999S

 

 

46

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