Carrier 40MBD Product Data

Also see for 38MAQ Series: Service manual Owner's manual Owner's manual Owner's manual

Contents

22Fig. 14 – Wiring Diagram Size 36Indoor unit Outdoor unit(main board)CODE PART NAME PART NAME PART NAMECN1 Input: 230VAC High voltage Connection of the terminal CN1,CN2 Power input: 230V ACCN2 Input: 230VAC High voltage Connection of the terminal CN3,CN22 Output: High voltage for 4-way control (230V AC)CN3 Output: 0V Connection of the earth CN4,CN40 Output: High voltage for HEAT_Y control(230V AC)CN5 Output: 0-5VDC Connection of the Water level switch CN5,CN6 Output: Power output to DRIVER BOARD (230V AC)CN6 Output: 5VDC Connection of the Room and Pipetemperature CN7 Input: Communication Main board and IPM Board,Pin1(12V DC),Pin2(5V DC )CN7 Output: 5VDC Connection of the Outer Pipe temperature CN8,CN33 Input: Temperature sensor (5V DC)CN9 Output: 5VDC Connection of the CCM and RS-485 CN9 Input: Pressure test (5V DC)CN10(CN10A) Output: 12VDC Connection of the Display board CN10,CN44 Output: High voltage for HEAT_D control (230V AC)CN13 Output: 220VAC High voltage Connection of the Pump CN11,CN12 Output: Pulse(0-380VDC) for DC FANCN15 Output: 320VDC High voltage Connection of the Fanboard CN20 Output: PMV control，Pin5(12V DC),Pin6(12V DC)CN23 Output: 1-12VDC Connection of the Remote switch CN34 Communication to indoor unit,Pin1(5V DC),Pin3(5V DC)CN33 Output: 0V Connection of the Alarm CN41,CN42,CN43 Output: Power output for AC fan motor (230V AC)CN40 Output: 12VDC Connection of the Wire controller P-1 Connection to the earthOutdoor unit(Driver board)PART NAME PART NAMEU V W Output: Pulse(0-380VDC) for COMPRESSORCN7 Output: Pulse(0-380VDC) for DC FANCN51,CN52 Output: Connect PFC Inductance, high DC VoltageCN53,CN54 Input: Power input for DRIVER BOARD (230V AC)CN55 Output: Communication IPM Board and Main board,Pin1(12V DC),Pin2(5V DC )