Read LG F1391QDP Service Manual online
7-5. 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.
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 25.5KHz ?
is the water level frequency
over 25.5KHz ?
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 25.5KHz, you replace
if it is over 25.5KHz, 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 kΩ ?
3.5 ~4.5 kΩ ?
When the washing machine is started,
is operated the inlet valve?
is operated the inlet valve?
Pre. Valve
Main Valve
19
1
2
1
2
3. No water shortage. 4. No water supply hose leakage
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