F1296CDP3, F1296CDP23, F1296CDP24 - LG Washing Machine Service Manual (repair manual). Page 20

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20
7-6. TROUBLESHOOTING
WITH ERROR
Water Inlet Error (IE)
Is the water tap  closed ?
[Note] Environmental safety check list
1. No water tap leakage & freeze.
2. No entanglement of water supply hose.
.
e
g
a
k
a
e
e
s
o
h
 
y
l
p
p
u
s
 
r
e
t
a
w
 
o
N
 .
4
.
e
g
a
t
r
o
h
s
 
r
e
t
a
w
 
o
N
 .
3
5. No the inlet filter clogged.
Check  the 
Water tap
and  open it  fully .
When there is water in the tub,
is the water level frequency
over 26.2KHz ?
Reconnect or repair  the 
Connector
.
Or replace the 
Harness
.
Replace  the 
Inlet Valve
.
Is the 
Connector
connected correctly to the 
Main 
PCB
and the 
Inlet Valve
?
Or is the 
Harness
alright ?
Check  the 
Air Chamber
and 
the Tube
(clogged) 
And When you check the water level frequency again, 
if it is over 26.2KHz, you
replace 
the Pressure switch.
YES
YES
NO
NO
Replace  the 
Main PCB
.
NO
YES
YES
NO
NO
Is the each resistance of Inlet Valve within
3.5 ~4.5 k   ?
When the washing machine is started, 
is operated the inlet valve? 
3
Pre. Valve
Main Valve
Dry Valve
1
3
2
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