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Product Data
Due to our policy of continuous product innovation, some specifications may change without notification.  
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ARUN144BTE4, ARUN168BTE4 460V
HEAT PUMP WIRING DIAGRAMS
MAIN PCB COMMUNICATION 
TERMINAL
LOW PRESSURE SENSOR
HIGH PRESSURE SENSOR
OIL BALANCE ELECTRONIC 
EXPANSION VALVE
VAPOR INJECTION ELECTRONIC 
EXPANSION VALVE 1
VAPOR INJECTION ELECTRONIC 
EXPANSION VALVE 2
OUTDOOR AIR THERMISTOR
SUCTION PIPE THERMISTOR
SUB-COOLING ELECTRONIC 
EXPANSION VALVE
MAIN ELECTRONIC 
EXPANSION VALVE 1
MAIN ELECTRONIC 
EXPANSION VALVE 2
TERMINAL BLOCK