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Fault Code Description Problem Possible Cause/Action
E4C Over volts Over volts - DC bus
(inverter).
• Check Motor - t10 tumble, t11 spin, t13
spin.
• Power down (unplug) washer, wait 30
seconds and retry - if reoccurs, replace
inverter. (Note: Cannot occur with open
winding.)
E50 Drive/Control
Interface system
Unexpected Motor
Fault
• Check Motor - t10 tumble, t11 spin, t13
spin.
• Power down (unplug) washer, wait 30
seconds and retry - if reoccurs, replace
inverter. (Note: Cannot occur with open
winding.)
E52 Main control
wake-up error
Lost communication
between control and
drive motor after
initial success.
• Check Motor - t10 tumble, t11 spin, t13
spin.
• Check connections/cables between main
control and inverter.
• Power down (unplug) washer, wait 30
seconds and retry - if reoccurs, replace
inverter. (Note: Cannot occur with open
winding.)
• Main control board can cause code in
limited circumstances, as loose plug on
board.
E54 No motor
response
Lost communication
between control and
drive motor.
• Check Motor - t10 tumble, t11 spin, t14
spin.
• Check connections/cables between
controls.
• Power down (unplug) washer, wait 30
seconds and retry - if reoccurs, replace
inverter.
E56 Electronic control An unexpected reset
has happened
• Non-recoverable error.
• Main control board must be replaced.
E57 Checksum failure Software error
occurs - checksum
failure.
• Non-recoverable error.
• Main control board must be replaced.
E58 Communication
failure
Communication error
occurs.
• Non-recoverable error.
• Main control board must be replaced.
E60 Door lock switch
failure
Switch failure occurs
during lock.
• Power down (unplug) machine, wait 30
seconds and retry.
• Check wiring and connections between
door lock
E61 Door unlock and
main control
switch failure
Switch failure occurs
during unlock.
• Power down (unplug) machine, wait 30
seconds and retry.