LG W3S1 Series, Руководство по обслуживанию, Страница: 23 / 124

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Caution
When measuring power, be sure to wear insulated gloves to avoid an electric shock.
Trouble Symptom
No power was applied to controller. Display (LCD or LED) off.
Measurement
Condition
Dryer power on, collector plugged in.
1
2
1
2
Yellow wire
Blue wire
Black wire
Black wire
1. Power Connection
2. Status Mode Of The Connection
< Table1 > : Connection of Tap Relay with the PCB ASSEMBLY (Electric)
< Table1 > : Connection of the Tap Relay with Heater (Electric)
Tab Relay 1 Tab Relay 2 Heater 1 Heater 2 Remark
High
Mid High
Medium
on on on on
Temperature control below 68 ± 4˚C
Turn on heater 1 and heater 2.
Low
Extra Low
on off on off
Temperature control below 52 ± 4˚C
Turn on only heater 1.
< Table 2 > : Connection of the Tab Relay with Burner (Gas)
Tab Relay 1 Burner Remark
High
Mid High
Medium
O O
Temperature control below 70 ± 4˚C
Turn on burner
Low
Extra Low
O O
Temperature control below 47 ± 4˚C
Turn on burner
Color
Connection
Remark
Harness PCB
Connector Housing
Black
Check the matching color between
harness wire and tap relay.
(Black housing – black tap relay)
White
Check the matching color between
harness wire and tap relay.
(White housing – white tap relay)