Diagnostic Test - LG DGS2028EKD Service Manual

9

DIAGNOSTIC TEST

1. This TEST should be used for Factory test /Service test. Do not use this DIAGNOSTIC TEST other than specified.
2. Activating the Heater manually with the Door open may trip the Thermostat attached to the Heater, therefore do not
activate it manually. (Do not press the door switch to operate the heater while the door is open )
ACTIVATING THE DIAGNOSTIC TEST MODE
1. UNIT must be in standby (unit plugged in, display off)
2. Press POWER while pressing MORE TIME and LESS TIME simultaneously.
3. Press START/PAUSE button to advance through diagnostics.
Pressing the
START/PAUSE
None
Once
Twice
3 times
4 times
5 times
To check pump operation:
At the fourth press of the test mode, if the AD value of the pump is higher than 10 on the display, the pump is normal.
If it is lower than 10, E5 error will be displayed.
CHECKING
ACTION
Electric control
&
Temperature sensor
Motor+Controller
ELECTRIC TYPE
Motor+Heater1(2700W)
GAS TYPE
Motor
ELECTRIC TYPE
Motor+Heater1+Heater2
(5400W)
GAS TYPE
Motor+Gas valve
Motor, Heater off
Loads off, Controller off
DISPLAY
1HE(Elec. Type)
1H9(Gas Type)
U-
d-
tE
255 = Low
Displays Moisture Sensor Operation
moisture
If moisture sensor is contacted with
30 = High
damp cloth. The display number is
moisture
below180 in normal condition
ELECTRIC TYPE Heater 1 is
energized - 2700 W
Current Temp.
GAS TYPE is not opened
(5~70)
(Temperature in the drum is
displayed in degrees C.)
ELECTRIC TYPE: Heater 1 and
heater 2 are energized - 5400 W
Current Temp.
GAS TYPE: Gas valve is energized
(5~70)
(Temperature in the drum is
displayed in degrees C.)
OO
19
CHECKPOINT
Standard
MAIN PGM
DISPLAY PGM
Thermistor open
Thermistor shorted
Motor runs
Power off