Unit Bucks under light acceleration - Technical Troubleshooting discussion in Forkliftaction's forums

Crown FC4525-50:
Unit Bucks under light acceleration

fc4525--50 ac drive motor, regular pump and steer motor. unit bucks forward and reverse when under light acceleration with or without a load
i have replaced the access 3 traction controler
accelerator pot and switch
brake switches
encoder in drive motor
checked wiring between encoder connector and main connector on traction controller--pass
battery doesn't lose more than 4 volts while driving
battery is out of unit and still has same issue
had code 314 very rarely, hasn't come back on since encoder replacement

Posted 7 Dec 2022 05:04
Discussion started by BigForker52
Alaska, United States

Located in the north north

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