Daikin Outdoor Heat Pump 3MKS68LVMA

Warning: Wait for 10 minutes 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.

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

Remove the 4 screws from the top panel

Remove the 6 screws from the front panel

Unfasten the 4 hooks from the front panel

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

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

Is the room ventilated in case of refrigerant gas leakage?

Collect all refrigerant gas to prevent atmospheric discharge.

Ensure refrigerant gas is empty in the circuit.

Apply nitrogen replacement when heating 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.

Disconnect the connectors from the service monitor PCB

Unfasten the upper hook and remove the service monitor PCB

Remove the screw of the terminal board and open it

Disconnect the connectors for the terminal board on the right side

Disconnect the 2 connectors for the reactor on the left side

Remove the 3 screws of the main PCB

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 refrigerant gas is empty in the circuit.

Apply nitrogen replacement when heating the brazed part.

Avoid using a metal saw for cutting pipes.