LG DLG7188WM Service Manual - Page 24

Caution

Page 24 highlights

< Table 2 > : Connection of Tab Relay with PCB ASSEMBLY (Gas) Color Harness PCB Connector Housing Black Blue Wire 1 2 Black Wire Connector Housing Tap relay 1 Remark Check the Matching color Between Harness wire and Tab Relay. (Black Housing - Black Tab Relay) 3. Status Mode Of wrong Connection < Table1 > : Wrong Connection of the Tab Relay and Connector Housing (Elec) Items Case Heater1 Heater2 Operation(black) operation(White) 1.Black and White Housing Wire , CROSS 2.Black Housing Wire , CROSS 3.White Housing Wire , CROSS ❇ 4.Black and White Housing Housing CROSS 5.Black and White Housing Housing and Wire , CROSS Off Off Normal Heater2 Off Off Off Normal Heater1 Off PCB condition Of operation Power Off Power Off Power On Power On Power Off < Table2 > : Wrong Connection of the Tab Relay and Connector Housing (Gas) Items Case Heater1 Heater2 Operation(black) operation(White) 1.Black and White Housing Wire , CROSS Off Off PCB condition Of operation Power Off ! CAUTION - In case of power failure(-1,2,5,-1), Please check the Connection of "2.Status Table of Connection". In case of power failure(-4), please check the Connection of "2. Status Table of Connection". Because improper Connection of the equipment-dryer can be damaged of changing heater. 23

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23
3. Status Mode Of wrong Connection
1.Black and White Housing
2.Black
Housing
3.White
Housing
4.Black and White Housing
5.Black and White Housing
Off
Off
Normal
Heater2
Off
Off
Off
Normal
Heater1
Off
Power Off
Power Off
Power On
Power On
Power Off
Wire
,
CROSS
Wire
,
CROSS
Wire
,
CROSS
Housing CROSS
Housing and Wire
,
CROSS
Items
Case
Heater1
Operation(black)
Heater2
operation(White)
PCB condition
Of operation
1.Black and White Housing
Off
Off
Power Off
Wire
,
CROSS
Items
Case
Heater1
Operation(black)
Heater2
operation(White)
PCB condition
Of operation
- In case of power failure(<Table1>-1,2,5,<Table2>-1), Please check the Connection of “2.Status
Table of
Connection”.
In case of power failure(<Table1>-4), please check the Connection of
“2. Status Table of Connection”. Because improper
Connection of the equipment-dryer can be damaged of changing heater.
!
CAUTION
Connector Housing
Black
Check the Matching color Between
Harness wire and Tab Relay.
(Black Housing – Black Tab Relay)
Color
< Table 2 > : Connection of Tab Relay with PCB ASSEMBLY (Gas)
< Table1 > : Wrong Connection of the Tab Relay
and Connector Housing (Elec)
< Table2 > : Wrong Connection of the Tab Relay
and Connector Housing (Gas)
Harness
Remark
PCB
Tap relay 1
1
2
Blue Wire
Black Wire
Connector Housing