Hyster A099, Troubleshooting Manual

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CAUSE E - INCORRECT MOTOR CONTROLLER SETTINGS IN CONFIGURATION DATA FILE (CDF).
PROCEDURE OR ACTION:
1. Go to Hypass Online and download a new CDF from the software options.
2. Install new CDF into lift truck's controller and test drive lift truck.
Is problem still present?
YES:
Go to Cause F.
NO: Issue resolved. Resume operation.
CAUSE F - E-BOOST ACTIVE.
PROCEDURE OR ACTION:
1. Make sure the service brakes are not locked up or dragging. See the appropriate Brake System SRM . Use
the Display Panel to verify e-Boost is not interfering with the traction motor. If e-Boost is active, deactivate it.
Is the problem still present?
YES:
Go to Cause G.
NO: Issue resolved. Resume operation.
CAUSE G - MOTOR PHASE SHORTED TO FRAME.
PROCEDURE OR ACTION:
1. Turn lift truck power OFF .
2. Disconnect battery.
3. Disconnect power cables to tractions motor.
4. Change DMM to ohms scale. Verify zero reading.
5. Measure continuity between each power terminal of the traction motor and ground.
Is resistance low or close to zero ohms?
YES:
Replace traction motor with new traction motor.
NO: Go to Cause H.
CAUSE H - INCORRECT MOTOR INSTALLED.
PROCEDURE OR ACTION:
1. Check that the part number of traction motor is the correct part number for the lift truck. If the part number is
not correct, use the correct traction motor.
END SYMPTOM
Observed Symptoms Traction Motor
Check the Service Manual section in Hypass Online for possible updates and check pertinent Grams
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