Johnson Controls HICM008B21S User Manual

SM-18003
3-29
TROUBLESHOOTING
2 FG (Blue)
3 Vsp (Yellow)
4 Vcc (White)
5 GND (Black)
8 Vdc (Red)
Checking for Fan Motor
Remove fan motor connector and measure the resistance value between each of the pins (twice, one
measurement with +/- leads and the other with -/+ leads). Check whether the resistance value is over or
not according to the table shown below. When performing the second measuring, make sure to switch
leads (Red/ Black).
1st 2nd Decision Basis
Tester
Resistance
Value
Tester
Resistance
Value
Resistance values
of both 1st and 2nd
measurings are over 10
Red Black
W
Red Black
W
FG GND GND FG
Vsp GND GND Vsp
Vcc GND GND Vcc
Vdc GND GND Vdc
VCC13 LED5GND CN1 VDC -
VCC15VCC05
PC4-#2
View from Backside of PCB

Johnson Controls HICM008B21S Specifications

General

Brand	Johnson Controls
Model	HICM008B21S
Category	Air Conditioner
Language	English