Daikin Outdoor Unit Cooling Only Air Conditioner RKS71JVMG

Warning: Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.

The design of the discharge grille varies depending on the model.

2) Lift the top panel and remove it.

3. Remove the right side panel.

Warning: Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.

Pull out the electronic expansion valve coil.

Remove the screw and remove the four way valve coil.

The cooling only models have no four way valve coil.

Pull out the outdoor heat exchanger thermistor.

Be careful not to lose the clip for the thermistor.

Slightly open the sound blanket (outer).

Remove the sound blanket (top upper).

The design of the sound blankets varies depending on the model.

Warning: Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.

Warning: Be careful not to get yourself burnt with the pipes and other parts that are heated by the gas brazing machine.

Warning: If the refrigerant gas leaks during work, ventilate the room. (If the refrigerant gas is exposed to flames, toxic gas may be generated.)

Warning: Since it may happen that the refrigerant oil in the compressor catches fire, prepare wet cloth so as to extinguish fire immediately.

Caution: From the viewpoint of global environment protection, do not discharge the refrigerant gas in the atmosphere. Make sure to collect all the refrigerant gas.

Caution: Restore the piping by non-oxidation brazing.

Note: Before working, make sure that the refrigerant gas is empty in the circuit.

Note: Be sure to apply nitrogen replacement when heating up the brazed part.

Note: Do not use a metal saw for cutting pipes by all means because the sawdust comes into the circuit.

Warning: Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.

Remove the cover of the electrical box

Disconnect the connectors [S52] and [S102] from the service monitor PCB

Detach the 4 clamps with pliers and remove the service monitor PCB

Remove the screws of the terminal board and the earth / ground wire

Unfasten the hook on the right and open the terminal board

Disconnect the 2 harnesses for the reactor [HR1] [HR2]

Remove the 3 screws of the main PCB

Warning: Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.

Sound blanket (top upper) removed

Screw removed and partition plate (1) slightly pushed to the left for easy work

The design of the sound blankets varies depending on the model. The sound blanket is fragile. Carefully pass the discharge pipe through it. Since the piping ports are torn easily, remove the sound blanket carefully.

Sound blanket (top lower) removed

Some models have no sound blanket (top lower).