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A：The accumulated time of defrosting is longer than 12 minutes (EEPROM setting value in the current
operating mode);
B：If the temperature of coiled pipe is equal to or higher than 14 degrees centigrade (EEPROM setting value
in the current operating mode);
Actions of exiting the defrosting state:
The compressor stops, and 50 seconds later the four-way valve opens, and another 10 seconds later the
compressor and outdoor fan restart and begin normal operation.
6. Electrical Characteristics
6-1. Print Circuit Board (Indoor & Outdoor)
Model
6
AS-3
HR4SDKVT
1、FM:FAN MOTOR POWER WIRES
2、FMF:FAN MOTOR FEEDBACK
3、FMC:FAN CAPACITOR
4、SEN:PIPE&ROOM TEMPERATURE SENSOR
5、SM:SWING MOTOR
6、OF:OUTDOOR FAN
7、VAL:VALVE
8、CP:COMPRESSOR
9、L:POWER L
10、N:POWER N
11、ON/OFF:EMERGENCY BOTTON
12、SI:SIGNAL
13、HP:HIGH PERSSURE SWITCH
14、TRS:TRANSFORMER
Indoor unit Size
1280
PCB
IU-PCB-5/ OU-PCB-01
26
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