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Diagnostic Trouble Codes
CAUSE C - MAIN CONTACTOR STUCK OPEN
PROCEDURE OR ACTION:
1. Move tiller arm to UP position and measure voltage between controller B(+) and controller B(-) terminal.
Operate turtle switch while measuring voltage.
Is voltage present between B(+) and B(-) terminals?
YES: Proceed to CAUSE D.
NO: Replace faulty main contactor.
CAUSE D - FAULTY TRACTION CONTROLLER
PROCEDURE OR ACTION:
1. If no faults are found, replace controller. Make sure to indicate the DTC code(s) on the warranty claim to
include an accurate problem description leading to controller replacement.
END POSSIBLE CAUSES
Check the Service Manual section in Yale Axcess Online for possible updates and check pertinent Bulletins
9030-20-26
Confidential/Proprietary - Do Not Copy or Duplicate
ELECTRICAL SYSTEM
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Table of Contents
Troubleshooting
