Installation manual14Wiring diagramA1P~A4P............... Printed circuit boardBS1~BS4............... Push button switchC1~C4 ................... CapacitorDS1........................ DIP switchE1HC ..................... Crankcase heaterF1U~F6U............... FuseHAP (A1P) ............. Service monitor (green)HAP (A2P) ............. Service monitor (green)H1P (A1P) ............. Service monitor (red)H1P~H7P (A2P) .... Service monitor (orange)K1M ....................... Magnetic contactor (for W1 models only)K1R........................ Magnetic relay (Y1S)K2R........................ Magnetic relay (for W1 models only)K3R........................ Magnetic relay (E1HC) (for W1 models only)K4R........................ Magnetic relay (E1HC) (for V1 models only)K4R•K5R ............... Magnetic relay (for W1 models only)K10R•K11R............ Magnetic relayL1R ........................ ReactorM1C ....................... Motor (compressor)M1F•M2F ............... Motor (fan)PS.......................... Power circuitQ1DI ...................... Earth leakage breaker (field supply)R1•R2 .................... ResistorR1T........................ Thermistor (air)R2T........................ Thermistor (coil) (for W1 models only)R2T........................ Thermistor (discharge) (for V1 models only)R3T........................ Thermistor (discharge pipe) (for W1 models only)R3T........................ Thermistor (suction pipe) (for V1 models only)R4T........................ Thermistor (suction pipe) (for W1 models only)R4T........................ Thermistor (coil) (for V1 models only)R5T........................ Thermistor (power module) (for W1 models only)R5T........................ Thermistor (coil middle) (for V1 models only)R6T........................ Thermistor (liquid)R10T...................... Thermistor (fin)RC ......................... Signal receiver circuitS1NPL ................... Pressure sensor (low)S1NPH................... Pressure sensor (high)S1PH ..................... Pressure switch (high)S1PL...................... Pressure switch (low)TC.......................... Signal transmission circuitV1R........................ Power moduleV2R•V3R ............... Diode moduleV1T ........................ Insulated gate bipolar transistorX1M ....................... Terminal stripX6A........................ Connector (option)Y1E........................ Expansion valveY1S........................ 4 way valveY2S........................ Solenoid valveZ1C~Z5C ............... Noise filterZ1F~Z4F................ Noise filter: Wire clamp BLK : Black: Terminal GRN : Green: Connector BRN : Brown: Relay connector BLU : Blue: Field wiring ORG : OrangeRED : RedWHT : WhiteYLW : Yellow: Refer to the service manual for connecting wiring to X6A.: The position of the selector switches (DS1) indicate thefactory setting. For details, refer to the service manual.