Whirlpool GU1200XT Technical Education page 26

6. The check valve, located between the
wash motor and the drain can be removed
with a pair of needle nose pliers. (Fig. 3-24)
NOTE: When replacing the check valve,
simply drop it in place. The inlet protector
will seat the flapper valve properly when it is
reinstalled.
7. With the wash motor removed, the separation
screen can be removed from the sump base.
(Fig. 3-25)
Separation Screen
Fig. 3-25
8. The thermistor can be removed from the sump
by turning it ¼ turn counterclockwise and
pulling it out. (Fig. 26) The thermistor can
be removed without removing the sump
assembly from the tub.
Access to the thermistor can be gained by
removing the access and toe panels while
the unit is in its installed position.
Removing the Soil Sensor
If so equipped, a soil sensing pressure switch is mounted on the pump outlet. Disconnect the two
wiring harness connectors from the switch terminals. Disconnect the drain hose. (Fig. 3-27A) Re-
move the screw securing the sensor switch to the pump base. Lift it from the pump outlet. (Fig. 3-27B)
Soil Sensor
Pressure Switch
Fig. 3-27A
22
Check
Valve
Fig. 3-24
Thermistor
Fig. 3-26
Fig. 3-27B