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REMOVAL
PROCEDURE
S E R V I C E M A N U A L
Outdoor Unit
Inverter
Pair Type
2.5/4.2/4.6/5.0 kW Class
Si001070
Страница 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Outdoor Unit Inverter Pair Type 2 5 4 2 4 6 5 0 kW Class Si001070...
Страница 2: ...Service Manual Removal Procedure Outdoor Unit zCooling Only zHeat Pump RKS42G2V1B RXG50JV2C RXG50KV2C RKS42J2V1B RXL25G2V1B RXL25G3V1B RXS42G2V1B RXS42J2V1B RXS46JV2C ARXS42G2V1B...
Страница 3: ...oval of Outdoor Fan Fan Motor 16 6 Removal of Thermistors 20 7 Removal of Drain Pan Heater ASSY Pattern 1 21 8 Removal of Drain Pan Heater ASSY Pattern 2 23 9 Removal of Four Way Valve Electronic Expa...
Страница 4: ...r supplies before disassembling work Step Procedure Points 1 Features Illustrations are slightly different depending on the model Some models do not have guard nets 2 Remove the panels 1 Remove the sc...
Страница 5: ...e the 4 screws and remove the discharge grille When reassembling make sure to fit the 4 hooks 4 Remove the screw and remove the stop valve cover The stop valve cover is united with the shield plate Wh...
Страница 6: ...res When reassembling fasten the wires with screws on the terminal board 1 Remove the 3 screws to remove the wiring fixture Then remove the all screws to disconnect the power supply cables and the con...
Страница 7: ...screws and remove the right side panel 4 Remove the screw of the terminal board 5 Disconnect the connectors of the drain pan heater Some models do not have a drain pan heater 6 Cut the clamp Step Pro...
Страница 8: ...re of the fan motor lead wire refer to Removal of Outdoor Fan Fan Motor 8 Disconnect the connector for the overload protector S40 9 Disconnect the connector for the electronic expansion valve coil S20...
Страница 9: ...rical Box Removal Procedure 7 11 Disconnect the connector for the thermistors S90 12 Disconnect the relay connector for the compressor 13 Disconnect the 2 connectors for the reactor Step Procedure Poi...
Страница 10: ...Be careful not to lose the clip for the thermistor 15 Detach the clamp for the thermistors from the electrical box 16 Remove the screw in front of the electrical box 17 Lift and remove the electrical...
Страница 11: ...ure Points 1 Remove the screw and remove the electrical box cover Preparation Remove the panels according to the Removal of Outer Panels Remove the electrical box according to the Removal of Electrica...
Страница 12: ...elease the earth wire from the hook 5 Remove the 2 screws and detach the 1 clip to remove the radiation shield plate 6 Cut off the 5 clamps and disconnect the wire harnesses Step Procedure Points R815...
Страница 13: ...screws in total to remove the PCB 8 Lift up the back side slightly and unfasten the hooks of the front When reassembling make sure that the hooks of the electrical box are placed on the PCB 9 Lift up...
Страница 14: ...edure 10 Remove the PCB 11 Detach the terminals from the terminal board S20 electronic expansion valve coil S40 overload protector S70 fan motor S80 four way valve coil S90 thermistors Step Procedure...
Страница 15: ...Si001070 Removal of PCB Removal Procedure 13 12 Remove the screw of the radiation fin Step Procedure Points R12214 Radiation fin R8171...
Страница 16: ...e the partition plate When reassembling fit the lower hooks into the bottom frame 1 Remove the 2 screws 2 3 The partition plate has hooks on the lower side Lift and pull the partition plate to remove...
Страница 17: ...ring open the sound blanket outer and pull it out 2 Remove the sound blanket top upper The design of the sound blankets is different depending on the models 3 Remove the sound blanket top lower 4 Open...
Страница 18: ...upplies before disassembling work Step Procedure Points 1 Remove the outdoor fan Nut size M6 1 Remove the washer fitted nut of the outdoor fan 2 Remove the outdoor fan When reassembling align the mark...
Страница 19: ...01070 Removal of Outdoor Fan Fan Motor Removal Procedure 17 2 The figure shows the arrangement of the fan motor lead wire 3 Cut the clamp Some models do not have clamps Step Procedure Points R8185 R13...
Страница 20: ...of Outdoor Fan Fan Motor Si001070 18 Removal Procedure 4 Remove the 1 screw of the fan motor fixing frame 5 Remove the fan motor fixing frame Step Procedure Points R12202 Fan motor fixing frame R8187...
Страница 21: ...fan motor lead wire 7 Release the fan motor lead wire When reassembling put the fan motor lead wire through the back of the fan motor so as not to be entangled with the outdoor fan 8 Remove the 4 scre...
Страница 22: ...nts 1 Release the discharge pipe thermistor Be careful not to lose the clip for the thermistor 2 Cut the clamp and pull out the outdoor heat exchanger thermistor 3 The thermistors for outdoor temperat...
Страница 23: ...t have a drain pan heater ASSY You can remove the drain pan heater ASSY with the sound blanket on 2 Remove the screw of the mounting clamp 3 Release the drain pan heater ASSY from the ditch between th...
Страница 24: ...ASSY Pattern 1 Si001070 22 Removal Procedure 4 Cut the clamp 5 Remove the 3 screws and remove the left side panel 6 The fuses are inside the drain pan heater Step Procedure Points R9352 R12307 Left s...
Страница 25: ...e after turning off all power supplies before disassembling work Step Procedure Points 1 Cut the 2 clamps Some models do not have a drain pan heater ASSY Preparation Remove the sound blankets accordin...
Страница 26: ...aluminum part of the drain pan heater ASSY Lift up the aluminum part A and B at the back and left When reassembling fold back the aluminum part A and B along the bottom frame 6 Remove the left side p...
Страница 27: ...ng You may be injured by the fins 8 Lift the outdoor heat exchanger 9 Peel off the drain pan heater ASSY When reassembling match the drain pan heater ASSY with the holes of the bottom frame When reass...
Страница 28: ...f all power supplies before disassembling work Step Procedure Points 1 Remove the peripheries Preparation Remove the sound blanket Detach the four way valve coil and the 2 clamps and then detach the w...
Страница 29: ...the refrigerant gas Cautions for restoration 1 Restore the piping by non oxidation brazing 2 It is required to prevent the carbonization of the oil inside the four way valve and the deterioration of t...
Страница 30: ...saw for cutting pipes by all means because the sawdust comes into the circuit When withdrawing the pipes be careful not to pinch them firmly with pliers The pipes may get deformed Provide a protective...
Страница 31: ...r more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the terminal cover 2 Disconnect the lead wires of the compressor 3 Unfasten the hooks with a flat s...
Страница 32: ...n 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 refrig...
Страница 33: ...case of difficulty with gas brazing machine 1 Disconnect the brazed part where is easy to disconnect and restore 2 Cut pipes on the main unit with a tube cutter in order to make it easy to disconnect...
Страница 34: ...Revision History Month Year Version Revised contents 01 2013 Si001070 First edition...
Страница 35: ...ies supplied or specified by Daikin Ask a qualified installer or contractor to install those parts and accessories Use of unauthorised parts and accessories or improper installation of parts and acces...