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WASH HEATER TROUBLE
I WD(M)-8070F(H)B, WD(M)-1070(5)F(H)B, WD(M)-1170(5)F(H)B, WD(M)-1270(5)F(H)B, WD(M)-1370(5)F(H)B WD(M)-8074F(H)B, WD(M)-1074(6)F(H)B, WD(M)-1174(6)F(H)B, WD(M)-1274(6)F(H)B, WD(M)-1374(6)F(H)B WD-8078FHB, WD-1078FHB, WM-1171(6)FHB, WM-1371(6)FHB, WD-1271FB(B), WD-1071FB(B)
PWB ASSEMBLY (MAIN)
When checking the voltage between connector the PWB assembly (Main) during whites washing ,Is the voltage 220 - 240V ~ ?
220 - 240V~
RED YELLOW
NO
Replace the PWB assembly (Main).
YES
After power off,is the resistance of wire (RED-YELLOW) connectors between 10 to 30 ?
1 2 3 4
YES
Normal.
NO
After power off and the heater terminal is disconnected, is the resistance 10 to 30 ?
NO
Replace the heater assembly.
I WD-8070F(H), WD-1070(5)F(H)
When checking the voltage between two receptacles of the PWB assembly (Power) during washing. Is the voltage 220-240V?
220-240V
NO
Replace the PWB assembly (Power).
YES
After power off, is the resistance between yellow wire and red wire of connector 10 to 30 ?
YES
Normal.
NO
After power off, is the resistance of heater 10 to 30 ?
NO
Replace the heater assembly.
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