- 58 -
9
-4 TROUBLESHOOTING
PROBLEM
INDICATED BY
CHECK
CHECKING METHOD
CAUSE
SOLUTION
POWER SOURCE
1.
The whole DISPLAY
1. FREEZER/
Check if FREEZER/
POWER SOURCE is poor.
Check outlet Voltage.
is poor.
LED/SEVEN SEGMENT
REFRIGERATOR.
REFRIGERATOR DOOR IS
DISPLAY
is off.
OPEN and check display.
2.
DISPLAY LED/
2. If LAMP is dim.
Check visually.
Applied voltage error.
Use boosting TRANS.
SEVEN SEGMENT
3. The connection of
Check connection of
CONNECTOR connection
Reconnect CONNECTOR.
DISPLAY operates
the MAIN PWB
CONNECTOR.
is poor.
abnormally
CONNECTOR.
TRANS FUSE is open.
Replace TRANS.
COOLING is poor.
NO COOLING.
1. If the COMPRESSOR
USE TEST MODE1
COMPRESSOR locked or
Replace COMPRESSOR.
operate.
(forced COOLING).
blocked.
If less than 7 minutes pass
OLP, PTC is poor.
Replace OLP, PTC.
after compressor shuts off,
COMPRESSOR RELAY is
Replace MAIN PWB.
don’t press the KEY and
poor.
wait.
THE CONNECTING WIRE
Check the connection of the
is poor.
black wire of the MAIN PWB
CONNECTOR (CON2).
2. If refrigerant is leaking.
Measure the amount of frost
Refrigerant leakage.
Replace the leaking part and
.
sticking on EVAPORATOR
replace any lost refrigerant.
and the surface temperature
of the condenser pipe.
FREEZER
1. If FAN
MOTOR
USE TEST MODE1
FAN MOTOR is poor.
Replace the FAN MOTOR.
TEMPERATURE is
operates.
(forced COOLING).
incorrect
CONNECTING WIRE is poor.
Certify the MOTOR and the
connection of the black wire
of the MAIN PWB
CONNECTOR (CON2).
2. If DEFROSTING
Check the amount of frost
DEFROSTING is poor.
See
DEFROSTING
is
normal.
stic
kin
g o
n t
he
EVAPORATOR .
is poor
.
3. If SENSOR
Check the resistance
SENSOR RESISTANCE is
Replace SENSOR.
is normal.
of the Refrigerator
poor.
SENSOR.
4. Door Line contact.
Check the seal when
Door liner damaged.
Replace door liner.
the door is closed.
Summary of Contents for LRBC22522
Page 12: ...GY GRIS GRAY Best Best dispenser 5 CIRCUIT DIAGRAM 12 ...
Page 13: ...GY GRIS GRAY Good Better 13 ...
Page 40: ...8 5 MAIN PWB ASSEMBLY AND PARTS LIST 8 5 1 Main PWB Assembly 40 ...
Page 41: ...8 5 2 Replacement Parts List 41 ...
Page 42: ...8 5 3 PWB Assembly Display And Parts List 42 SW106 Dispenser Model Best Model ...
Page 60: ...9 5 MAIN PWB ASSEMBLY AND PARTS LIST 9 5 1 Main PWB Assembly 60 ...
Page 61: ...9 5 2 Replacement Parts List 61 ...
Page 62: ...9 5 3 PWB Assembly Display And Parts List 62 ...
Page 63: ...9 6 PWB DIAGRAM 9 6 1 PWB Main Assembly 63 G5S 1A RY5 ...
Page 64: ... 64 ...
Page 70: ...June 2009 ...