T1332AFPSP5 - LG Washing Machine Service Manual (repair manual). Page 43

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43
ERROR
ERROR DECISION
BASIS
CAUSE FOR ERROR
OCCURRENCE
REMEDY
PRESSURE
SENSOR
OVER
FLOW
ERROR
MOTOR
ERROR
LID
LOCK
ERROR
·
 Pressure switch has a 
bad connection or the 
switch has failed. 
·
 Check the connections at the 
pressure switch and at the 
BLUE 6-pin connector at the 
main board.
·
 Check the pressure sensor 
(21~23Ω ±10%) and  
connection
· 
Check the valves to be sure 
there is no input leakage. Then 
check the drain hose and make 
sure the drain pipe is between 
0.9 ~ 1.2 m (36 and 48 inches) 
above the floor.
·
 Check for blockages and leaks 
in the air hose between the tub 
and the pressure switch. 
·
 Check and repair any air 
leakages at the air hose 
connector on the outer tub and 
at any connecting parts.
·
 Check the connections at the hall 
sensor and at the BLUE 
6-pin connector on the main board. 
·
 Check the connections at the 
stator and at the yellow 3-pin or 
BLUE 6-pin connector on the 
main board. Test the stator to 
determine it is not defective. 
·
 Test hall sensor to determine it 
is not defective. 
·
 Turn the drum to verify the 
bearings are not locked. 
·
  Check the lid lock SW trying 
locking
·
   Check the balance of the lid
· 
Reseat the connector. 
· 
Replace the switch.
· 
Install the drain hose between 
0.9 ~ 1.2 m (36 and 48 inches) 
above the floor. 
· 
Replace pressure sensor 
switch
· 
Remove the foreign objects 
in pressure sensor switch 
air hose. 
· 
Replace the stator if necessary. 
· 
Replace the hall sensor if 
necessary. 
· 
Replace the bearings if 
necessary. 
· 
If trying, replace the Lid lock 
SW or not trying replace the 
Main PCB
· 
Replace the lid or se the 
balance
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