GE PSH23PGR Series, Technical Service Manual

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Freezer
Display
Fresh
Food
Display
Diagnostics Results Comments
1 0 Dampers Test
Double damper will
open, close after
10 seconds, pause
briefl y, then single
damper will open for
10 seconds. Test will not start for
20 seconds after
pad is depressed.
1 1 Fan Test
Cycles through each
fan for 5 seconds.
1 2 100% Run Time
Sealed system on
100% of the time.
Times out after 1
hour.
1 3 Prechill Test
Starts Prechill mode.
Unit returns to
normal on its own.
1 4 Defrost Test
Toggles on the
defrost cycle.
See
Note 2 .
Must press again
to turn heaters off.
See
Note 2.
1 5 Main Control Reset
Causes a system
reset.
1 6 Exit Diagnostics Mode
Causes a
temperature control
board reset.
Note 1: Display order is #1 = Fresh Food Evaporator Thermistor, #2 = Fresh Food Thermistor, #3 =
Custom Cool Thermistor, #4 = Freezer Evaporator Thermistor, #5 = Freezer Thermistor.
Thermistor test results are: P = Pass, 0 = Fail, S = Short to 5 VDC, B = Bad amplifi er (replace main
control).
Note 2: You must enter the defrost test again to toggle the defrost heater off at the end of the test. The
heater will not come on if the evaporator thermistor is above 70°F.
Note 3: To exit the Temperature Control LED Test, press both refrigerator temperature pads (COLDER
and WARMER) simultaneously for 3 seconds.