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6-2
WATER FILTER INPUT (WFI) TEST
To confirm that the water valves are being
monitored by the WFI control, follow the pro-
cedures listed:
Testing The Dispenser Valve Input
1. Open the refrigerator door.
2. Depress the refrigerator light switch.
3. Place a container under the water spout.
4. Activate the water dispenser.
5. Read the WFI display. “00” indicates a
normal input.
Testing The Ice maker Valve Input
1. Open the refrigerator door.
2. Depress the refrigerator light switch.
3. Activate the ice maker and wait for a water
fill.
4. Read the WFI display during the fill. “99”
indicates a normal input.
DIAGNOSTICS CHART
Step Component Tested Result* Comment
01 Thermistor is within normal range.
02
Thermistor is open or less than –20°F.
03
Thermistor is shorted or greater than 115°F.
01 Thermistor is within normal range.
02
Thermistor is open or less than 10°F.
03
Thermistor is shorted or greater than 115°F.
01 Evaporator Fan Motor is On at correct speed.
02 Evaporator Fan Motor is On at incorrect speed.
0 4 Condenser Fan Motor 01 Condenser Fan Motor is On.
01 Compressor is On at 4500 rpm.
02 Compressor is Off waiting for minimum (7 minute) Off delay.
06 Air Door 01 Air Door fully opens. **
01 Defrost Heater is energized, bimetal closed.
0 2 Bimetal open.
†
FreezerThermistor01
Refrigerator Thermistor02
†
The bimetal may be bypassed with an insulated jumper.
03
05 Compressor
** The air door will close at step 01, and reset to the correct opening after exiting diagnostics.
Press the “Water Filter Reset” to exit diagnostics.
* Shown on the Water Filter Indicator display.
07
Bimetal/Defrost Heater
Evaporator Fan Motor
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