Daikin RKM18PVMK User Manual Download | Manualshive

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REMOVAL

PROCEDURE

S E R V I C E M A N U A L

18000/24000/28000 Btu/h Class

Outdoor Unit

Inverter

Pair Type

Si001559E

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Summary of Contents for RKM18PVMK

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L 18000 24000 28000 Btu h Class Outdoor Unit Inverter Pair Type Si001559E...

Page 2: ...Service Manual Removal Procedure Outdoor Unit zCooling Only zHeat Pump RKM18PVMK RXM18PVMK RKM24PVMK RXM24PVMK RKM28PVMK RXM28PVMK...

Page 3: ...1 5 Fan Motor for Cooling Electrical Box Thermistor ASSY 14 6 Partition Plate Sound Blankets 15 7 Electronic Expansion Valve Coil High Pressure Switch Four Way Valve 17 8 Compressor 20 Note The illust...

Page 4: ...wer supplies before disassembling work Step Procedure Points 1 Remove the 6 screws and remove the top panel 2 Remove the 3 screws of the terminal cover 3 Unfasten the 2 hooks and remove the terminal c...

Page 5: ...hen reassembling slide the partition plate 2 to the left to securely fasten the 2 hooks 6 Release the outdoor temperature thermistor from the holder and the slit 7 Remove the 8 screws of the right sid...

Page 6: ...right side panel 9 Remove the 6 screws of the front panel 10 11 Unfasten the 3 hooks on the left side Remove the front panel When reassembling make sure that the 3 hooks are securely fastened Step Pro...

Page 7: ...er Panels Removal Procedure 5 12 Remove the 4 screws of the discharge grille 13 Unfasten the 5 hooks and remove the discharge grille Step Procedure Points Discharge grille R22206 Hook Discharge grille...

Page 8: ...elease the fan motor lead wire from the slit S70 fan motor 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 3 Remove the n...

Page 9: ...When reassembling fit the 2 lower hooks into the bottom frame 5 Unfasten the 3 hooks on the fan motor fixing frame and release the fan motor lead wire 6 Remove the 4 screws and remove the fan motor S...

Page 10: ...ng work Step Procedure Points 1 Remove the 3 screws and remove the wire fixture 2 Remove the 7 screws on the terminal board and disconnect the connecting wire and power supply wire 3 Disconnect the co...

Page 11: ...four way valve coil The cooling only models have no harness for S80 5 Disconnect the relay connector for compressor and pull out the clamp 6 Disconnect the connector S40 and pull out the clamp S40 ov...

Page 12: ...the thermistor 8 Cut the clamp and pull out the outdoor heat exchanger thermistor Be careful not to lose the clip for the thermistor 9 Remove the 3 screws and remove the electrical box Step Procedure...

Page 13: ...g work Step Procedure Points 1 Remove the terminal board mounting plate ASSY 1 Push the 2 projections of the clamps from the back of the electrical box and pull them out 2 Remove the earth ground scre...

Page 14: ...onnector S90 S90 thermistors 5 Disconnect the connector S100 S100 fan motor for cooling electrical box 6 Remove the 4 screws of the terminal board mounting plate ASSY Step Procedure Points S90 R22226...

Page 15: ...nting plate ASSY up to unfasten the hook and remove it When reassembling make sure to fasten the hook with the notch 2 Remove the PCB 1 2 Remove the 9 screws of the PCB Unfasten the 3 hooks and remove...

Page 16: ...g off all power supplies before disassembling work Step Procedure Points 1 Remove the fan motor for cooling electrical box 1 Pull out the clamp and remove the 3 screws 2 Remove the fan motor for cooli...

Page 17: ...Points 1 Remove the partition plate When reassembling fit the lower hook into the bottom frame 1 2 Remove the 2 screws Lift up the partition plate and remove it 2 Remove the sound blankets 1 Remove th...

Page 18: ...Partition Plate Sound Blankets Si001559E 16 Removal Procedure 3 Remove the sound blanket inner Step Procedure Points Sound blanket inner R22239...

Page 19: ...the gaskets affected by heat Keep below 120 C 248 F For the sake of this wrap the four way valve with wet cloth and provide water so that the cloth does not dry Note Before working make sure that the...

Page 20: ...y Valve Si001559E 18 Removal Procedure 2 Pull out the electronic expansion valve coil 3 Pull out the high pressure switch 4 Remove the terminal cover Step Procedure Points Electronic expansion valve c...

Page 21: ...Remove the protection bushing Disconnect the compressor lead wires and the overload protector 7 8 Remove the putty Heat up the 4 brazed parts and remove the four way valve Step Procedure Points U red...

Page 22: ...refrigerant gas Restore the piping by non oxidation brazing Note Before working make sure that the refrigerant gas is empty in the circuit Be sure to apply nitrogen replacement when heating up the bra...

Page 23: ...zed part of the discharge side pipe and disconnect it Heat up the brazed part of the suction side pipe and disconnect it Remove the 3 nuts Lift up the compressor and remove it Step Procedure Points U...

Page 24: ...Revision History Month Year Version Revised contents 09 2015 Si001559E First edition...

Page 25: ...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...

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