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I really like this manual and it's reliable.I found and bought easly.thank you.
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PDF Contains
Technical Data, Mechanical data, Detailed Circuit diagram with components value, PCB layout. Actual PCBs Print. Component List, Spare parts code list and Input output detail. It cover LBB1211, LBB1212, LBB1213, LBB1216, LBB1217.
It is the actual Service Manual for SQ10
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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