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Daikin 3MKD75DVM User Manual

Daikin 3MKD75DVM
23 pages
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REMOVAL
PROCEDURE
SERVICE MANUAL
5.8/6.8/7.1/7.5 kW Class
Outdoor Unit
Inverter
Multi Type
Si12-793
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Daikin 3MKD75DVM Specifications

General IconGeneral
CategoryInverter
Model3MKD75DVM
Cooling Capacity7.5 kW
Heating Capacity8.6 kW
Power Supply220-240 V, 50 Hz
RefrigerantR32
Operating Temperature (Cooling)10 to 46 °C
Operating Temperature (Heating)-15 to 24 °C
Noise Level (Outdoor Unit)49 dB(A)

Summary

Removal of Outer Panels

Top and Front Panel Removal

Detaching the top panel and front panel by removing screws.

Removal of Electrical Box

Wire and Terminal Board Disconnection

Disconnecting electrical wires and accessing the terminal board.

Terminal Board Access

Opening the terminal board for further operations.

Harness and Connector Removal

Disconnecting various wire harnesses and connectors.

Removal of PCBs

Main and Service Monitor PCB Removal

Removing the main PCB and the service monitor PCB.

Inverter PCB Removal

Removing the inverter PCB (MID2).

Removal of Fan Motor

Fan Motor Disconnection and Removal

Disconnecting wires and removing the fan motor.

Removal of Coils / Thermistors

Removal of Four Way Valve / Defrost Solenoid Valve

Four Way Valve Brazed Point Disconnection (a)

Heating and disconnecting the first brazed point of the four-way valve.

Four Way Valve Final Disconnection and Removal

Disconnecting the final point (d) and removing the four-way valve.

Defrost Solenoid Valve Removal

Detaching brazed points (e, f) and removing the defrost solenoid valve.

Removal of Distributor

Distributor Brazed Part Disconnection

Heating and disconnecting the 5 brazed parts to remove the distributor.

Removal of Compressor

Compressor Lead Wire Disconnection

Disconnecting the compressor's electrical lead wires.

Suction Side Brazed Part Disconnection

Disconnecting the brazed part at the compressor's suction side.

Compressor Unit Removal

Final removal of the compressor unit.

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