Frigidaire LGUB2642LF2 Service Manual page 58

Ice Maker (Finger Evaporator Fresh Food Compartment)
Test 44C: HV Motor Stuck in Freeze Error
(See Flow Chart Test # 63 C)
The harvest motor failure to move from Freeze to Fill is
saved by ice maker and the Freezer display will show
"E5" when the test is entered. If no error present, the
display shows "1".
Test 45C: HV Motor Stuck in Intermediate
Position Error
(See Flow Chart Test # 63 C)
The harvest motor failure to reach Fill or Freeze position
is saved by ice maker and the Freezer display will show
"E6" when the test is entered. If no error present, the
display shows "1".
Test 46C: HV Motor Switches Fill/Freeze High
Error
(See Flow Chart Test # 59 & 60C)
The harvest motor failure when detects both Fill to
Freeze switches High is saved by ice maker and the
Freezer display will show "E7" when the test is entered.
If no error present, the display shows "1".
Test 47C: Freeze Switch Shorted/Frozen Error
(See Flow Chart Test # 60C)
The Freeze switch failure in the High state is saved by
ice maker and the Freezer display will show "E8" when
the test is entered. If no error present, the display
shows "1".
Test 48C: Freezer Recovery Mode (FRM)
(See Flow Chart Test #48C)
If the FRM Exceed Flag is True, then Freezer Temp
window of the UI will display "Fr". If the FRM Exceed
Flag is False, then Freezer Temp window of the UI
will display "1". While in 48C, the ON/OFF icon will
be illuminated. If pressed and held for 5 seconds, the
value display in the Freezer display will flash 3 times
and then the display will be updated to show "1" and
the FRM Timer will be reset to 0 and the FRM Exceeded
Flag shall set to False.
Test 49C: EEV Manual On/Off
(See Flow Chart Test #49C)
To start this interactive test, touch the ON/OFF key to
fully open the valve. Fresh Food display starts flashing
the test ID until EEV is fully open and fresh food
displays "on". Pushing the ON/OFF key again will close
the valve. Fresh food display will flash the test ID while
the EEV is driven back to the closed position and freezer
display shows "OFF". If ON/OFF key is pressed during
transitional state of EEV, the input is ignored.
Test 50C: Com Link Status - Ice Maker
Communication (See Flow Chart Test #50C)
The current Com Link Status is saved by ERF2500++
control and displayed on the Freezer display when the
test is started. The "1" indicates Com OK.
"Er" = indicates Com Lost.
"CE" = indicates temporary Com interruption detected.
"IP" = indicates incompatible protocols of PB and IM.
Test 51C: TH1 Status
(See Flow Chart Test #51C)
The current Thermistor 1 status (ice mold thermistor) is
saved by the ice maker and displayed on Freezer display
when the test is started. A "1" and icon "good" will be
displayed if TH1 value is O.K.: "OP" will be displayed for
TH1 open and "SH" for TH1 in short circuit condition.
Test 52C: TH3 Status
(See Flow Chart Test #52C)
The current Thermistor 3 status (suction line thermistor)
is saved by the ice maker and displayed on Freezer
display when the test is started. A "1" and icon "good"
will be displayed if TH3 value is O.K.: "OP" will be
displayed for TH1 open and "SH" for TH1 in short circuit
condition.
Test 54C: Ice Mold Heater Test
(See Flow Chart Test #54C)
To start this interactive test, touch the ON/OFF key to
activate the heater. The heater is turned Off
automatically after 60 seconds. Touching the ON/OFF
key again will turn the heater Off. The Freezer display
shows the heater current state "on" or "OFF" and
displays current TH1 temperature in deg. F.
Test 55C: Water Valve Test
(See Flow Chart Test #55C)
This test has the requirement that the ice bucket be
removed from the ice maker chamber prior to entering
this test. Also, if the ice mold is in the "Fill" position, no
ice can be on the evaporator fingers. Touch the ON/OFF
key to start the test. The ice maker controller will drive
the ice mold to the "Freeze" position. During the travel,
the test "ID" flashes on the Fresh Food display.
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