13
WIRING DIAGRAM
Fig. 7 – Wiring Diagram -- Sizes 9 and 12
INDOOR UNIT CONTROL BOARD
INDOOR UNIT
CODE
PART NAME
CN1
Input: 230VAC High voltage Connection of the terminal
CN2
‘Input: 230VAC High voltage Connection of the terminal
CN3
Output: 24VDC Between CN2 Connection of the S signal
CN6
Output: 12VDC Connection of the Lower outlet swing motor
CN7
Output: 5VDC Connection of the Room and Pipe temperature
CN10
Output: 12VDC Connection of the Display board
CN13
Output: 12VDC Connection of the Upper outlet swing motor
CN15
Output: 1--- 5VDC Connection of the Switch board
CN16
Output: 320VDC Connection of the Fan high voltage
CN20
Output: 5VDC Connection of the Net module
CN23
Output: 1--- 12VDC Connection of the Remote switch
OUTDOOR UNIT CONTROL BOARD
OUTDOOR UNIT
CODE
PART NAME
CN31
Output:Pin5&6(12V) Pin1--- Pin4:Pulse waveform,(0--- 12V)
CN21
Input:Pin3--- 4 (3.3V) Pin2(0V),Pin1,Pin5(0--- 3.3V)
CN22
Input:Pin1 (3.3V) Pin2(0--- 3.3V)
CN37
Output: 230VAC High voltage
CN9--- 1,CN32--- 1
Output: Connection of the high voltage
CN1
Input:230VAC High voltage
CN2
Input:230 VAC High voltage
CN3
Connection to the earth
CN16
Output: Connection of the high voltage
CN26,CN27
Output: High voltage for 4--- way control
CN7
Output: Pulse(0--- 320VDC) for DC FAN
U V W
Output: Pulse(0--- 320VDC) for COMPRESSOR
