Fault Finding - Parker 650S Series Product Manual

7-10
Trips and Fault Finding

Fault Finding

Problem
Drive will not power-up
Drive fuse keeps blowing
Cannot obtain power-on state
Motor will not run at switch-on
Motor runs and stops
Possible Cause
Fuse blown
Faulty cabling
Faulty cabling or connections wrong
Faulty drive
Incorrect or no supply available
Motor jammed
Motor becomes jammed
Open circuit speed reference
potentiometer
Remedy
Check supply details, fit correct fuse.
Check Product Code against Model
Number.
Check all connections are
correct/secure.
Check cable continuity.
Check for problem and rectify before
replacing with correct fuse.
Contact Parker SSD Drives.
Check supply details.
Stop the drive and clear the jam.
Stop the drive and clear the jam.
Check terminal.
650S AC Drive