Samsung AS09HPBN, Training Manual, Page: 61 / 82

Samsung Electronics 60
8-4 Main Part Inspection Method
Room Temperature Sensor
Room Fan Motor
Outdoor Fan Motor
Stepping Motor
Measure resistance with a tester
Normal At the normal temperature 37k
Ω
~ 8.3k
Ω
(-7˚C~+30˚C)
*Refer to Table 8-3-4.
Abnormal
∞
, 0
Ω
. . . Open or Short
Measure the resistance between terminals of the connector (CN72) with a tester.
Normal At the normal temperature (10˚C ~ 30˚C)
Abnormal
∞
, 0
Ω
. . . Open or Short
Measure the resistance between motor wires with a tester.
Normal At the normal temperature (10˚C ~ 30˚C)
Abnormal
∞
, 0
Ω
. . . Open or Short
Measure the resistance between the red wire and each terminal wire with a tester.
Normal About 300
Ω
at the normal temperature (20˚C ~ 30˚C)
Abnormal
∞
, 0
Ω
. . . Open or Short
Breakdown Inspection Method Part
Compare terminal Resistance Remark
Yellow, Blue 404.4
Ω
± 10% Main
Yellow, Red 340
Ω
± 10% Sub
Compare terminal Resistance Remark
Yellow, Red 360
Ω
± 10% Main
Black, Yellow 328
Ω
± 10% Sub
DB98_20801A(1)_1 12/24/04 10:46 AM Page 60