Silkscreen Interface
X2 Power Live Wire
X1 Power Neutral Wire
CN4 Outdoor Ambient Sensor
CN6 Condenser Temp. Sensor
CN5 Tube Temp. Sensor
X5﹑X6 Overload Protection Switch on Compressor
X14 4-way Valve
X12﹑X13 Outdoor Fan
X8、X9、X10 Compressor Interface
X3、X4、X15、X24 PFC Inductance Interface
CN11 Electronic Expansion Valve
WZ4D35A
WZ4D15A
CN8、CN9、CN10 Communication Wire
Fig 2 Interface Diagram for Mainboard 50 or Below
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