LG T7018AEEP5 Service Manual ▷ View online
Circlip
⑤
Untighten six stator fixed screws
⑥
Check the direction of inner calandria
circlip.
circlip.
⑦
Tighten stator with handles and remove
the last screw.
the last screw.
Hallelement
Rtaining piece stator base
⑧
Pay attention to the wire statue in case of
noise.
noise.
9-6.Replace Clutch Components
①
Remove 9 fixed screws on clutch and fetch
out.
21
10. Test running
Applied model: T70(80)18AEEP5
Water test mode
●
Water test mode
●
Use test program and press “DELAY”,”RINSE”and “POWER” together under no load and
water level around 28L .
water level around 28L .
●
All the indicators are on under “TEST” mode. Press “START/PAUSE” to test following items.
Number
Test method
LED display
Test items
1
Initial status
Alternation display of Version U: 00
and water level frequency
Water level sensor abnormal
display“PE“
All the indicators are
on。
Water level frequency
is 218-250。
2
Press one time
Alternation display of Version d:00,
S:00 and 15d7(8)
Test Alpha stream
3
Press twice
Display “2“
Alpha stream stops
4
Press three times
Display hardness value
Hardness value is
0-255
5
Press four times
Display “4“
Drain
6
Press five times
Automatic switch is off
All indicators are off
Anhydrous test mode
●
Use test program and press “WASH”,”RINSE”and “POWER” together under no load and no
water.
water.
● Test following items under TEST mode.
Number
Test method
LED display
Test items
1
Initial status
Display “TS”
2
Press “WASH” and then press
“START/PAUSE”
Display “20”
Check if it is under normal
“WASH” condition
3
Press “POWER/AUTO OFF”
Automatic switch is off
All the indicators are off
4
Press combination button again
Display “TS”
Press “SPIN” and then press
“START/PAUSE”
5
Display “9”
Check if it is under normal
“SPIN” condition.
22
11. Troubleshooting
11-1.Check the problem against the list bellows
Symptom
Symptom
Error
Message
Check up
Check up
Water supply failure
● Is the water tap shut off?
● Is the water supply cut off？
● Is the water tap, water hose or inlet valve
clogged?
● Is the connector connected?
Drainage Failure
●Is the drain hose positioned correctly?
● Is the drain hose bent or placed too high?
● Is the internal part of the hose clogged?
Spin failure
● Is the laundry evenly balanced?
● Is the washing machine placed on a flat
surface?
● Is too much detergent used?
Door(Lid ) open
● Is the lid closed?
sensing
failure
Overflow failure
Motor failure
● see detailed information later
Clutch failure
23
11-2. Display troubleshooting according to errors
Problems Reasons
Possible causes
Solution measures
Water
supply
● Sensor null water level is under
26.0khz when watering for 12
minutes.
● Sensor the water level remains
unchanged every 5 minutes with
water supply above null water level.
● water tap is shut off
● water supply is cut off
●Inlet valve is clogged
● Connector is installed
improperly.
●Connection error of inlet
valve six-leg connector
and sub PC board.
● Turn on water tap
●Wait for water supply
● Clean or replace filter
● Connect connectors
properly
● As above
drainage
● Water does not drain within 12
minutes.
● Sensor water level is under 25.7khz for
6 times during SPIN with water.
● Is the drain hose
positioned correctly?
● Is the drain hose
clogged with impurities.
● Is the internal part of
positioned correctly?
● Is the drain hose
clogged with impurities.
● Is the internal part of
the hose clogged
● Height of drain hose
should be less than 6 cm
from the floor.
● Remove any foreign
objects inside pump.
● Replace the drain motor
should be less than 6 cm
from the floor.
● Remove any foreign
objects inside pump.
● Replace the drain motor
or connect connectors
properly.
properly.
Unbalance ● Three open circuits occur during
SPIN due to clothing placed
unevenly.
● laundry in the tub is
placed unevenly.
● The washer is placed on
an un-flat surface.
● Place the laundry
evenly
● Adjust Adjustable Legs
Door(Lid)
Open
● Lid is open during SPIN and WASH
● Continuous Alarm
● Lid is open during SPIN
Process.
● Lid is open during
WASH PROCESS
● Connection error of PC
board connectors.
● Close lid
● Close lid
●Connect
connectors
properly.
● Check over
24
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