Mitsubishi Electronics MXZ-32SV Removing the fan motor, Removing the 4-way valve Photo

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OPERATING PROCEDURE

PHOTOS

2.Removing the fan motor

(1)Remove the top panel (five screws),the service panel (four screws), and the front panel (two screws).

(See Photo 1.)

(2)Disconnect the connector CN911 on the outdoor controller board.

(3)Remove the propeller. (4)Remove the fan motor.

3.Removing the 4-way valve

Photo 4

(1)Remove the screws of the top panel, and remove it.

 

 

 

 

(See Photo 1.)

 

 

 

 

(2)Remove the service panel, rear panel, and connect cover

 

 

 

 

panel.Release refrigerant gas.

 

4 way valve

 

(3)Remove the electrical parts. (See Photo 2.)

 

 

 

 

 

 

 

 

(4)Detach the brazed joint of 4-way valve and pipe.

 

 

 

 

(See Photo 4.)

 

 

R. V. coil

 

 

 

 

 

Brazing Points

4.Removing the linear expansion valve

Photo 5

(1)Remove the service panel. (See Photo 1.)

 

(Gas release is not required if the unit is pumped down.)

 

(2)Remove the coil of linear expansion valve.

 

(3)Detach the brazed joint of linear expansion valve and pipe.

 

LEV coils

Linear expansion valves

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Contents Contents MXZ-32SV E1 MXZ-32SV E2Outdoor Unit Technical ChangesPart Names and Functions Indoor / Outdoor Correspondence Table Outdoor UnitIndoor Units Combination MXZ-32SV E1 , MXZ-32SV E209+09+12 15.05 13.80 9.0 07+09 10.35 09+09+12 14.04 12.87 Specification MXZ-32SV E1 , MXZ-32SV E2Heating DB Test conditionsCooling DB35 WB24 0dB =Outlines and Dimensions Unit mmWiring Diagram Models MXZ-32SV- E1Refrigerant System Diagram UnitmmCDB Capacity and the Input CurvesCWB Capacity and input correction by inverter output frequency Outdoor UNITMXZ-32SVOutdoor low pressure and outdoor unit current Heat operationCurrent 10 15 20 10 15 20 SSR61 Microprocessor ControlInverter Multi System Control LEV control Cool DRY Heat Operational frequency range DRY CoolHigh or low pressure protection Discharge temperature protection controlHeat defrosting control Relation between main sensor and actuator Refrigerant recovery control on heatingOutdoor fan control Before troubleshooting, check the following TroubleshootingInstruction of troubleshooting Lead wiring Housing point Troubleshooting procedureTroubleshooting check table LEVCheck the contact of LEV board connec Trouble criterion of main parts Outdoor unit does not operate. LED display display OFF Outdoor unit does not operate. LED displayWhen heating operation does not work. Start When cooling operation does not work. StartCheck of LEV Check of thermistor Check of HPS Test Point Diagram and Voltage MXZ-32SV E1 , MXZ-32SV E2 Electronic control P.C.board MXZ-32SV E2 Noise filter P.C.board MXZ-32SV E1 Outdoor FAN 220V-240V AC Reversing Valve 220V-240V AC Outdoor FAN 230V AC Reversing Valve 230V ACM P.C.board MXZ-32SV E1 MXZ-32SV E2 Relay P.C.board MXZ-32SV E1 MXZ-32SV E2MXZ-32SV Disassembly InstructionsOutdoor Unit Operating Procedure Photos Removing the compressor PhotoRemoving the linear expansion valve Photo Removing the fan motorRemoving the 4-way valve Photo Operating Procedure Photos Removing the reactorParts List Outdoor Unit Functional Parts MXZ-32SV E1Outdoor Unit Structural Parts MXZ-32SV E117 16 15 MXZ-32SV E2Accessory Parts MXZ-32SV E1 MXZ-32SV E2 Symbol Qty / unit Parts No Parts Name Wiring RemarksDifferent-diameter pipe Outlet guide