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6. Printed circuit board connector wiring diagram
PCB
(Control PCB)
1
CN1
2
CN2
3
CN3
4
CN7
5
CN8
6
CN9
7
L-IN (CN5)
8
L-OUT (CN6)
9
CN10
10
CN11
11
CN15
12
CN12
13
CN4
14
CN16
Bottom
heater
4-way valve
E-valve
Sensor
DC fan motor
Compressor
Connector for power N and L
Connector for ground
Connector for the U, V, W wire of the
Connector for reactor
Connector for fan motor
Connector for four way valve coil
Connector for Temperature sensor
Connector for HEATER
Connector for communicate between indoor and outdoor unit
Connector for electric expansion valves
PFC Reactor
Printed circuit board connector wiring diagram
compressor
S
11
L N PE
Domestic air conditioner
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