Daikin Outdoor Heat Pump 3MXS68LVMA9

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 or more after turning off all power supplies before disassembling work.

Remove the screws of the right side panel

Lift up and remove the right side panel

Remove the 2 screws of the partition plate

Detach the clamp of the relay harness for the compressor

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

Ensure no burns from heated pipes and parts.

Ventilate the room if refrigerant gas leaks during work.

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

Environmental and Safety Cautions

Do not discharge refrigerant gas into the atmosphere. Collect all refrigerant gas.

Restore piping by non-oxidation brazing.

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

Ensure pipes and other parts heated by the gas brazing machine are cool to avoid burns.

Is the room ventilated in case of refrigerant gas leak?

Collect all refrigerant gas to prevent atmospheric discharge.

Ensure refrigerant gas is empty in the circuit.

Apply nitrogen replacement when heating up the brazed part.

Provide a protective sheet or steel plate to shield peripheries from brazing flame.

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

Unfasten the hooks and remove the electrical box cover.

Detach the clamp and disconnect the connector [S70].

Release the fan motor core for the harness of [S70].

Disconnect the connectors for the electronic expansion valve coil.

Disconnect the connector [S40].