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5-6. HEATER ASSEMBLY

Wiring

diagram

Function

Teat

points

Result

Circuit in the MAIN PCB

Wiring diagram

Test Points

(1) to (2)

Result

12-18 k Ω

1. The Wash Heater is designed to raise the wash water to the desired temperature selection during

certain wash cycles.

2. The Steam generator heater is designed to make the water to the steam during steam cycles.

* Each circuits of loads in wiring diagram are all same.

Heater driving circuit

WASH

HEATER

Wash Heater

(1) (2)

LG WT7700HVA User Manual

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