Kegel FLEX 17-5801 Operator's Manual page 158

Problem
:
7-pin Approach Motor runs but gives an error.
Possible Cause:
 Sensor has failed.
 Bad connection between sensor and PLC.
 Chain is broken that drives sensor target.
 Main drive chain to rear wheel is off.
 Sensing target is loose or has fallen off.
Problem
:
7-pin Approach Motor does not run, menu to MOVE MACHINE screen to test motors.
Possible Cause:
 Drive motor has failed.
 CR2 (ZTR Enabling Relay) is loose in socket base or failed.
 CR1 (Directional Relay) is loose in the socket base.
 Fuse is blown.
 The Motor Drive Board has a fault; check error code for drive board. Turn the
machine off for a few seconds and then back on to see if the fault resets.
 The motor is unplugged.
 Make sure CR3 is seated properly in its socket base.
 Check 10-pin Whisker Switch.
Normally this approach error occurs when Input 1CH 05 fails to receive a signal within 1.5
seconds of the motor starting.
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