Daikin Outdoor Heat Pump 3AMX52E4V1B

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?

Ensure refrigerant gas is not discharged into the atmosphere; collect all gas.

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.

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.

Restore piping using non-oxidation brazing.

Ensure refrigerant gas is empty in the circuit.

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

Remove the 4 screws and remove the top panel.

Remove the 6 screws of the front panel.

Remove the screw of the shield plate.

Unfasten the 2 hooks and remove the shield plate.

Unfasten the 4 hooks and remove the front panel.

Remove the 4 screws and remove the discharge grille.

Remove the 2 screws of the stop valve cover.

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

Harness Disconnection and Component Removal

Unfasten the 4 hooks and remove the electrical box cover.

Detach the clamp and disconnect the connector [S70] (fan motor).

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

Disconnect the connectors for the electronic expansion valve coil.

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.

Pull out the gas pipe thermistors.

Be careful not to lose the clip.

Pull out the outdoor heat exchanger thermistor.