Function Test; Defect Diagnosis Function - LG LMX25964 Series Service Manual

13-2-5 Function TEST
1. This is a forced operation for TEST, Service, cleaning, etc. It is operated by pressing and holding the Fill Key for
3seconds.
2. The test works only in the Icemaking Mode. It cannot be entered from the Harvest or Fill mode.
3. Caution! If the test is performed before water in the icemaker is frozen, the ejector will pass through the water. When the
Fill mode begins (Stage 4), unless the water supply has been shut off, added water will overflow into the ice bin. If the
control doesn't operate normally in the TEST mode, check and repair as needed.
4. After water is supplied, the normal CYCLE is followed : icemaking _ Harvest _ Park Position _ Fill.
5. Five seconds after Stage 5 is completed, the Ice Maker returns to MICOM control. The time needed to supply water
resets to the pre- test setting.
Diagnosis TABLE
STAGE ITEMS
HEATER
MOTOR
HALL IC I
HALL IC II
VALVE
Reset
INDICATOR
Return to Status prior to
TEST MODE
REMARKS
Five seconds after heater starts, a heater
will go off if the temperature by sensor is
higher than 10°C
Five seconds after heater starts, you can
confirm that a motor is moving.
Check if Ice Bin is full or not.
If Ice bin is full, the motor and heater are
off and on stand by until Ice bin is empty.
You can confirm HALL IC detection of
start position.
Two seconds after detection of start
position, you can confirm that valve is on.
Five seconds after fifth stage is
completed, The icemaker resets to initial
status.
13-3 DEFECT DIAGNOSIS FUNCTION
13-3-1 ERROR CODES shown on Ice Maker water supply control panel
NO DIVISION INDICATOR CONTENTS REMARKS
1 Normal Mark time to supply None Display switch operates
properly
Icemaking _ Make sure that the wire on
2 Sensor _ Open or short-circuited wire each sensor is connected.
malfunction
- 66 -