Main Part Inspection Method - Samsung NS100SSXEA Service Manual

4-7 Main Part Inspection Method

Indoor Unit Temperature Sensor
Indoor Unit BLDC FAN Motor
Outdoor Unit
Outdoor Temperature Sensor
Cond Temperature Senso
Outdoor Unit Discharge
Temperature Sensorr
Outdoor Unit BLDC FAN MOTOR
Outdoor Unit 4way Valve Solenoid
Samsung Electronics
NS090SDXEA_E_SM_33623A(1)_1.indd 36
Part
Measure sensor resistance with a multimeter
Normal
Abnormal
Measure terminal resistance with a multimeter
Normal
Abnormal
Measure terminal resistance with a multimeter
&
Normal
Abnormal
Measure terminal resistance with a multimeter
Normal
Abnormal
Measure terminal resistance with a multimeter
Normal
Abnormal
Measure sensor resistance with a multimeter
Normal
Abnormal
Breakdown Inspection Method
At the normal temperature 37kΩ~8.3kΩ(-7˚C~+30˚C)
∞,0Ω...Open or Short
At the normal temperature(10˚C~30˚C)
Wire Pin number Resistance
RED - BLACK 1-3 Over 1MΩ
WHITE - BLACK 4-3 1KΩ ~ 2KΩ
YELLOW - BLACK 5-3 200KΩ ~ 300KΩ
BLUE - BLACK 6-3 10KΩ ~ 50KΩ
∞,0Ω...Open or Short
At the normal temperature 37kΩ~8.3kΩ(-7˚C~+30˚C)
see 12-2-6 and 12-2-8
∞,0Ω...Open or Short
At the normal temperature 563kΩ~157kΩ(0˚C~+30˚C)
see 12-2-7
∞,0Ω...Open or Short
At the normal temperature(10˚C~30˚C)
Wire Pin number Resistance
RED - BLACK 1-3 Over 1MΩ
WHITE - BLACK 4-3 1KΩ ~ 2KΩ
YELLOW - BLACK 5-3 200KΩ ~ 300KΩ
BLUE - BLACK 6-3 10KΩ ~ 50KΩ
ORANGE - BLACK 7-3 10KΩ ~ 50KΩ
∞,0Ω...Open or Short
At the normal temperature(10˚C~30˚C) 1.6KΩ±15%
∞,0Ω...Open or Short
Remark
+300V motor power
+15V control power
control
pulse
Remark
+300V motor power
+15V control power
control
pulse
reverse
4-36
2011-04-08 10:55:31