LG GR-349SQF.CEWQEHU, Service Manual

Page: 19 / 36

8) SELF-TEST
(1) Function to make service easy in case of occuring a trouble in the product.
(2) When occurring a trouble, if the button is pushed, but the function could not operate.
(3) If a toruble release during the representation of trouble, a refrigerator performs the normal function(RESET).
(4) To represent a ERROR CODE, it use FREEZE TEMP LEDs on TOP COVER. If ERROR occurs, the other LEDs except
ERROR CODE LEDs are all off.
ERROR CODE LEDs
OPERATION IN TROUBLE'S OCCURRING
NO. ITEMS
F1 F2 F3 F4
DESCRIPTION
COMP FAN DEFROST HEATER
1 FREEZER FREEZER SENSOR open
SENSOR abnormal or short.
O O
2 DEFROST DEFROST SENSOR open
SENSOR abnormal or short.
O O No defrosting
3 DEFROSTING DEFROST HEATER,
FUNCTION TEMP. FUSE open or
is abnormal disconnection (Displayed
after at least 4 hours
O O O
from the trouble's
occurring.)
4 RT-SENSOR NOTE 1) Room Temperature
abnormal SENSOR open or short
O O O
- 19 -
VACATION FREEZE TEMP QUICK FREEZE
F1
ERROR CODE LEDs
F2 F3 F4
15 minutes On/
15 minutes Off
*
NOTE 1) If one second pass after pressing the QUICK FREEZE and FREEZE TEMP buttons togather in normal
operation, operates as follow.
If normal, LEDs on the TOP COVER is all on.
If abnormal, LEDs are all on except VACATION LED.
RT-SENSOR
:ON
O : OPERATE NORMAL
:OFF