EWF7808 - LG Washing Machine Service Manual (repair manual). Page 36

Read LG EWF7808 Service Manual online

35
When checking the voltage between 
connector the PWB assembly (Main) during 
whites washing ,Is the voltage 
220 - 240V    ?
Replace the PWB 
assembly (Main).
 
YES
NO
After power off and the heater terminal is
disconnected, is the resistance 10 to 30   ?
Replace the heater 
assembly.
NO
After power off,is the resistance of wire
(RED-YELLOW) connectors between
10    to 30   ?
Normal
NO
YES
RED
YELLOW
1
2
4
3
  ~    
220 - 240V~
PWB ASSEMBLY (MAIN)
■  WD-1223(5)F(H)(B)/WD-1243(5)F(H)(B) / WD-1041(3)F(H)B / WD-102(4)1(5)F(H)B / WD-803(4)0F(H)B
AC 220-240V
NO
NO
YES
NO
YES
Yellow
Red
Replace the PWB
assembly (Power).
Normal.
Replace the heater
assembly.
When checking the voltage between two
receptacles of the PWB assembly (Power) during
washing.Is the voltage AC 220-240V?
After power off, is the resistance between yellow
wire and red wire of connector 10 to 30 ?
After power off, is the resistance of heater
10 to 30 ?
■  WD-803(4)0(W)(F)(H)/WD-102(4)1(5)W(F)(H)/WD-1042F(H)
WASH HEATER TROUBLE
Page of 50
Display

Click on the first or last page to see other EWF7808 service manuals if exist.