Test Running Without Water - LG T1300DPS Service Manual

4-3. TEST RUNNING WITHOUT WATER

1) SAFETY CAUTION
The main power board assembly has exposed live 120 VAC and live DC voltages. Use care when disconnecting
connectors during troubleshooting and testing. (Wear electrostatic discharge gloves when handling the board.
Unplug the power when handling the board assembly. (Wear electrostatic discharge gloves when handling the
board. Store the board in an ESD [ElectroStatic Discharge] plastic bag.)
2) SERVICE MODE
The washer must be empty and the controls must be plugged in an d turned off.
Press and hold the WASH TIME and COLD WATER buttons: then press the POWER button. Buzzer will sound twice.
Press the Start/Pause button to advane to the subsequent test mode step.
Press the Start/Pause button to advane to the subsequent test mode step.
Step Mode
Main Version Check
t1
Display Version check
t2
and Button check
Water A
Valve
b
Check
t3
C
d
Heater
t4
Check
Alpha
t5 Check
Drain
Check
t6
Load
t7 sensing
Check
Agitate
t8 Check
Spin
Check
anddE
t9 Error
Check
t10 OFF
Action
All LEDs are lighted
-
Cold valve is activated
Hot valve is activated
Softener Dispenser is activated
Jet Spray Dispenser is activated
Heater On
Carry out alpha
Water discharge starts
At water discharge level
frequency of 26.0kHz, after 50
sec., it is automatically changed
to T7.
After completing spray
amount detection 1 time, it is
automatically changed to t8.
Pulsator Mode change
Pulsator stirring starts
Basket Mode change
Spin dry starts
Power off
Displayed Contents
'Main VERSION' and 'Model
Option Character'
'Display Version'
Level frequency
(26.7kHz is displayed as 67)
Eye sensor correction group
value(1~26)
Alpha RPM
Before the level frequency
reaching 26.0kHz, level
frequency is displayed after
reaching the longitude data.
Displays spray amount detection
result value.
(Displays Err)
Displays spray amount detection
result value.
(Displays Err)
Before 500RPM: current RPM/
500RPM or more: UB value/
Before 500RPM: Max emission
value/
RSt: UB value
Current RPM is displayed in the
units of 2 sec.
-
40
Remark
You can check 'tE Error'
-
Valve operates until
23.3kHz, and the power
is automatically turned
prevention)
Heating is activated
RPM : 200
On/Off time : 30s/30s
Slope : 42 rpm/sec
-
-
After reaching the maximum
RPM, continuous MS
(40~90rpm) area for 200 sec.
UB No sense
-