Product specifications

Samsung Electronics 4-28
4-7 Main Part Inspection Method
Part Breakdown Inspection Method
Indoor Unit Temperature Sensor
Measure sensor resistance with a multimeter
Normal At the normal temperature 37k~8.3k(-7˚C~+30˚C)
Abnormal ∞,0...Open or Short
Indoor Unit BLDC FAN Motor
Measure terminal resistance with a multimeter
Normal
At the normal temperature(10˚C~30˚C)
Wire Pin number Resistance Remark
RED - BLACK 1-3 Over 1M +300V motor power
WHITE - BLACK 4-3 1K ~ 2K +15V control power
YELLOW - BLACK 5-3 200K ~ 300K control
BLUE - BLACK 6-3 10K ~ 50K pulse
Abnormal ∞,0...Open or Short
Outdoor Unit
Outdoor Temperature Sensor
&
Cond Temperature Senso
Measure terminal resistance with a multimeter
Normal
At the normal temperature 37k~8.3k(-7˚C~+30˚C)
see 12-2-6 and 12-2-8
Abnormal ∞,0...Open or Short
Outdoor Unit Discharge
Temperature Sensorr
Measure terminal resistance with a multimeter
Normal
At the normal temperature 563k~157k(0˚C~+30˚C)
see 12-2-7
Abnormal ∞,0...Open or Short
Outdoor Unit BLDC FAN MOTOR
Measure terminal resistance with a multimeter
Normal
At the normal temperature(10˚C~30˚C)
Wire Pin number Resistance Remark
RED - BLACK 1-3 Over 1M +300V motor power
WHITE - BLACK 4-3 1K ~ 2K +15V control power
YELLOW - BLACK 5-3 200K ~ 300K control
BLUE - BLACK 6-3 10K ~ 50K pulse
ORANGE - BLACK 7-3 10K ~ 50K reverse
Abnormal ∞,0...Open or Short
Outdoor Unit 4way Valve Solenoid
Measure sensor resistance with a multimeter
Normal At the normal temperature(10˚C~30˚C) 1.6K±15%
Abnormal ∞,0...Open or Short