LG DWM1300 Service Manual ▷ View online
16
8-1. DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION
8. ERROR DIAGNOSIS AND CHECK LIST
SYMPTOM
GUIDE FOR SERVICE CALL
NO POWER
Water inlet trouble
YES
YES
YES
NO
NO
YES
NO
NO
Is the power plug connected firmly to
220-240V~ outlet?
Power failure? or Breaker opened?
is the outlet controlled by a switch
Visit to check.
Is displayed?
Is the tap opened?
Is the tap frozen?
Is the water supply shut-off?
Is filter in the inlet valve clogged with foreign
material?
Visit to check.
Clean the filter of
inlet valve
inlet valve
17
SYMPTOM
GUIDE FOR SERVICE CALL
°DOOR OPEN ERROR
Refer to
7-4 ERROR DISPLAY
7-4 ERROR DISPLAY
°Drain trouble
NO
YES
YES
NO
NO
YES
Did you press the Start/Pause button when
the door is open?
Visit to check.
Check if the door switch is O.K
Is displayed?
Is the debris filter clogged with foreign
material such as pins, coins, and etc.?
Is the drain hose frozen with water, kinked,
or crushed?
Visit to check.
Close the door
Clean up
the filter.
the filter.
18
SYMPTOM GUIDE FOR SERVICE CALL
°Suds overflow from the
appliance.
(In this condition, wash and
spin do not operate
normally)
°No effect of softener
YES
YES
YES
YES
YES
Is low-sudsing detergent for the drum
washing machine used?
Is the proper amount of detergent used
as recommended?
Recommend to reduce the amount
of detergent.
Is softener put in the correct compartment of
drawer?
Is the drawer closed during wash?
Is the softener cap clogged?
Explain how to use softener.
Clean the compartment for softener.
Visit to check.
LOW SUDSING
DETERGENT
Compartment for
softener
softener
This appliance has the automatic suds sensing function which
operates under much suds condition for good rinse and
preventing overflow.
operates under much suds condition for good rinse and
preventing overflow.
When much suds are sensed, the suds removing function such
as drain, water input, and pause will operate without rotating the
drum.
as drain, water input, and pause will operate without rotating the
drum.
NO
NO
NO
YES
YES
YES
YES
NO
NO
YES
<PWB ASSEMBLY (MAIN)>
<PWB ASSEMBLY (MAIN)>
(1)
(2)
(5)
(6)
19
8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING
1. Be careful of electric shock or disconnecting the parts while troubleshooting.
2. First of all, check the connection of each part terminal with wiring diagram.
3. If you replace the PWB assembly (Main), put in the connectors correctly.
CAUTION
Check the fuse?
Replace PWB assembly
(Main).
(Main).
Replace PWB assembly
(Main).
(Main).
Reconnect the PWB
assembly (Display).
assembly (Display).
Reconnect the PWB
assembly (Display).
assembly (Display).
When measuring the voltage of the outlet,
is the voltage AC 220-240V?
Is the LED (1) on?
When measuring the voltage of natural
connector (5,6) is the voltage DC 10~16.5V?
Is connector (2) disconnected or
disassembled?
Is wire of the PWB assembly (Display)
disconnected?
Replace PWB assembly (Display)
NO POWER
Click on the first or last page to see other DWM1300 service manuals if exist.