Whirlpool KRMF606ESS - Page 21

For Service Technician Use Only
DIAGNOSTICS
Multi-Door Freestanding Refrigerator
n
2-7


■ Press SW3 to acvate the Ice Maker Heater and to toggle
between On and O. Digit 1 displays the state of the heater.
Digit 2 displays the thermistor state.
Digit 1
0 = IM Heater OFF
1 = IM Heater ON
Digit 2
0 - Temp warmer than harvest temp
1 = Temp cooler than harvest temp
2 = Open
3 = Short.

■ Press SW 3 to acvate a Motor sequence and toggle through
each step. Digit 1 displays the state of the motor.
Digit 2 displays the status of the motor. Once iniated, the
sequence cannot be exited.
Digit 1
0 = Motor OFF
1 = Motor Rotang CW unl home posion
2 = Motor OFF
3 = Motor Rotang CCW unl home posion.
Digit 2
0 = In Progress
1 = Harvesng Completed,
2 = Harvesng Not Completed.
NOTE: Harvesng Not Completed does not exit the step, but
indicates the meout of 70 seconds has passed.

■ Displays in three sequenal ashes the Pantry UI Control
soware version on the UI display.
NOTE: This is repeatedly displayed during all me in this step.
00/00/00 to 99/99/99.

■ Verify that all pantry LED indicators and pantry UI display
digits turn on automacally. All indicators ON for 30 second
meout.

■ Displays the pantry UI Buons status.

■ The board will check the resistance value of the thermistor
and display the results on the temp display.
(01 = Pass, 02 = Open, 03 = Short).

■ Displays the acve manufacturing errors codes stored in the
UI. Press SW3 to toggle between the Errors. See status on
Temp Display E0 = No Error
E1 = LPIM Motor Faulty
E2 = Damper Cycle not completed
E3 = Thermistor Faulty
E4 = Ice Bin not present or Full
E5 = Heater Bimetal Faulty
E6 = Dispenser UI EEPROM Faulty, Er = Communicaon
Failure).
NOTE: Step is used by Whirlpool Manufacturing plant only.

■ Displays the water lter switch status in real me on the
UI display. Verify that the open and close status display
correctly. (01 = Switch open/lter not installed, 02 = Switch
closed/lter installed).

■ Control the Pantry Heater selecng SW3 (toggle between On
and O) (01 = ON, 02 = OFF).

■ Control the Icebox Fascia Heater selecng SW3 (toggle
between On and O) (00 = OFF, 01 = ON).

■ The board will check the resistance value of the thermistor
and display (01 = PASS, 02 = OPEN, 03 = SHORT).

■ Displays in three sequenal ashes the pantry UI ashmap
version on the UI Display.
NOTE: This is repeatedly displayed during all me in the step.
00/00.00 to 99/99/99.

NOTE: Not normally used
■ Displays in three sequenal ashes the LED driver soware
version on the UI Display.
NOTE: This is repeatedly displayed during all me in the step.
00/00.00 to 99/99/99.

NOTE: Not Normally Used
■ Displays in three sequenal ashes the LED driver ash
soware version on the UI Display.
NOTE: This is repeatedly displayed during all me in the step.
00/00.00 to 99/99/99.
Label
Select
Control Key
SW705
Digit 1
0
Digit 2
2