4-5 Main Part Inspection Method
Part Breakdown Inspection Method
Room Temperature Sensor
Measure resistance with a tester
Normal At the normal temperature 37kΩ~ 8.3kΩ(-7˚C~+30˚C) .
Abnormal ∞, 0Ω . . . Open or Short
Room Fan Motor
Measure the resistance between terminals of the connector (CN72) with a tester.
Normal At the normal temperature (10˚C ~ 30˚C)
Abnormal ∞, 0Ω . . . Open or Short
Stepping Motor
Measure the resistance between the red wire and each terminal wire with a tester.
Normal About 300Ω at the normal temperature (20˚C ~ 30˚C)
Abnormal ∞, 0Ω . . . Open or Short
Compare terminal Resistance Remark
STEP MOTOR Red-Pink,Yel,Blu,Org 120±7% GRILLE
STEP MOTOR Red-Pink,Yel,Blu,Org 300±7% BLADE
FAN MOTOR
Yellow, Blue 385Ω±10% main
Yellow, Red 388Ω±10% sub
4-12 Samsung Electronics
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