Daikin Outdoor Heat Pump 3MXS52E4V1B

Warning: Wait for 10 minutes after turning off all power supplies before disassembling work.

Remove the fan motor fixing plate

Remove the 2 screws from the fan motor fixing plate

Remove the fan motor fixing plate

Fit the lower hooks when reassembling

Remove the nut from the outdoor fan (Nut size: M6)

Align the mark of the outdoor fan with the D-cut section of the motor shaft when reassembling

Warning: Wait for 10 minutes or more after turning off all power supplies before disassembling work.

Pull out the electronic expansion valve coils.

Remove the screw and remove the four way valve coil.

Cooling only models have no four way valve coil.

Open the putty and remove the liquid pipe thermistors.

When reassembling, meet the edge of the thermistor and the fixture.

Pull out the gas pipe thermistors.

Be careful not to lose the clip.

The positions of the clamp and outdoor heat exchanger thermistor differ depending on the model.

Wait for 10 minutes after turning off all power supplies before starting disassembly.

Ensure no contact with heated pipes and parts from the gas brazing machine.

Is the room ventilated in case of refrigerant gas leakage?

Collect all refrigerant gas to prevent atmospheric discharge.

Ensure the refrigerant gas is empty in the circuit.

Apply nitrogen replacement when heating the brazed part.

Avoid using a metal saw for cutting pipes.

Warning: Wait for 10 minutes or more after turning off all power supplies before disassembling work.

Remove the 4 screws of the top panel

Remove the 6 screws of the front panel

Unfasten the 4 hooks of the front panel

Wait for 10 minutes after turning off all power supplies before starting disassembly.

Ensure room ventilation if refrigerant gas leaks during work.

Prepare wet cloth to extinguish fire immediately if refrigerant oil catches fire.

Environmental and Safety Cautions

Collect all refrigerant gas to avoid atmospheric discharge.

Restore piping using non-oxidation brazing.

Ensure refrigerant gas is empty in the circuit before starting work.