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Troubleshooting the Heating Element
Heating Element Control Board
120 VAC Input
from RF Choke
Fuse
Water is not heating during the WHITES or SUPER CLEAN cycle.
Is there 120 VAC at the heating element
connector on the heating element control
board ?
No
Unplug the washer and check for
12.5 Ω of resistance on the heating
element. Check for an open hi-
limit thermostat. Check wiring
connections.
Yes
Check DC voltage on the heating
element control board at connector
WH4. Is there approximately 13
VDC between the following 4 wire
combinations?
Blue & Brown
Blue & Yellow
White & Brown
White & Yellow
•
•
•
•
No
Test the inverter. (See Testing the
Inverter.) Check the temperature
sensor thermistor. Check wiring
connections.
Yes
Replace the heating element control board.
120 VAC Output
to Inverter
Board
Ground
Heating Element
Hi-Limit Thermostat
W H 4
DC Control
Voltages from
Inverter Board
Note: If the consumer’s hot
water supply is above 140°F
(60°C), the heating element
will not come on at the start
of the WHITES cycle.
RD3
RED3
WH3
1
4
2
3
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