GE WBVH6240 Technical Service Manual page 54

Error Code Description
E43 DC Fault -
Inverter
E45 Drive motor -
overload current
E46 Drive motor -
over temperature
E47 Heat sink - over
temperature
E48 Drive motor
- open
E49 Drive motor -
overload power
E4A Under volts
E4B Power up
problems
E4C Over volts
Problem
Inverter failure. • Non-recoverable error.
• Replace inverter control board.
Load too • Check Motor - t10 tumble, t11 spin, T14 spin.
heavy.
• Check mechanical faults - check belt, basket,
bearing - rotate basket by hand.
• Power down (unplug) washer, wait 30 seconds and
retry - if reoccurs, replace inverter. (Note: Cannot
occur with open winding.)
Inverter over • Check Motor - t10 tumble, t11 spin, T14 spin.
temperature.
• Power down (unplug) washer, wait 30 seconds and
retry - use whites cycle sanitize temperature - if
reoccurs, replace drive motor. (Note: Cannot occur
with open winding.)
Inverter over • Check Motor - t10 tumble, t11 spin, T14 spin.
temperature.
• Power down (unplug) washer, wait 30 seconds and
retry - use whites cycle sanitize temperature - if
reoccurs, replace drive motor. (Note: Cannot occur
with open winding.)
Open motor • Check Motor - t10 tumble, t11 spin, T14 spin.
phase.
• Check motor for open winding - if OK, replace
inverter. (Note: Occurs with open winding.)
Load too • Check Motor - t10 tumble, t11 spin, T14 spin.
heavy.
• Check mechanical faults (binding) - belt, basket,
bearing - rotate basket by hand.
• Check motor for shorted winding - if OK, replace
inverter.
• Power down (unplug) washer, wait 30 seconds and
retry - if reoccurs, replace inverter. (Note: Cannot
occur with open winding.
Under volts - • Check Motor - t10 tumble, t11 spin, T14 spin.
DC bus voltage
• Power down (unplug) washer, wait 30 seconds and
(inverter).
retry - if reoccurs, replace inverter. (Note: Cannot
occur with open winding.)
Software/ • Check Motor - t10 tumble, t11 spin, T14 spin.
hardware
• Check motor windings - internal short
problems.
• Power down (unplug) washer, wait 30 seconds and
retry - if reoccurs, replace inverter. (Note: Cannot
occur with open winding.)
Over volts - DC • Check Motor - t10 tumble, t11 spin, t14 spin.
bus (inverter).
• Power down (unplug) washer, wait 30 seconds and
retry - if reoccurs, replace inverter. (Note: Cannot
occur with open winding.)
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Possible Cause/Action
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