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WFMC Service Tips – Test Program (2C): Motor Control Fault Codes
(Test1)
Test P1:ERRORS / P:01 (Viewing motor control fault codes) – Start & end test P1 by
pushing Start/Pause button. Scroll through list of (18) fault codes by pushing Spin Selection
(WFMC3200) or Menu (WFMC6400) buttons.
• WFMC3200 display alternates between fault code (e.g. d:01) & when fault occurred on in last
16 washes (e.g. : C:00) – shows C:00 if fault didn’t occur.
• WFMC6400 display shows fault code & when fault occurred on in last 16 washes (e.g. 0 – Er:01)
WFMC32
Display
WFMC64
Display
Test # Problem Possible Cause(s)
d:01 dr:01 P:04
Motor control short circuit Faulty motor control.
d:02 dr:02
P:04
Motor control interruption Faulty motor control.
d:03 dr:03 P:04
Damaged motor control temperature sensor Faulty temperature sensor.
d:06 dr:06 P:04
NTC relay failure NTC too hot or relay stuck closed.
d:07 dr:07 P:04
Motor winding short circuited Motor winding short circuited.
d:08 dr:08 P:04
Motor speed sensor failed Faulty speed sensor or wire harness.
d:09 dr:09 P:04
Voltage too high Faulty motor control.
d:10 dr:10 P:04
Power limiter switch off Motor overloaded or binding.
d:11 dr:11 P:04
Voltage too low Faulty motor control.
d:12 dr:12 P:04
Motor control high current switch off Motor overloaded or binding.
d:13 dr:13 P:04
Motor control high temperature switch off Motor overloaded or binding.
d:14 dr:14 P:04
Motor control high temperature warning Motor overloaded or binding.
d:15 dr:15 P:04
Power limiter warning Motor overloaded or binding.
d:16 dr:16 P:04
Motor high temperature switch off Motor overloaded or binding.
d:17 dr:17 P:04
Motor high temperature warning Motor overloaded or binding.
d:18 dr:18 P:04
Peak voltage too high Faulty motor control.
Last 16 fault codes are
stored & dis
p
la
y
!
HINT: # of faults reads “0”
for faults which didn’t occur.
Look at # of faults, not error
#, to see if faults occurred –
scroll thru all faults to check
if any occurred.