Daikin RKM18PVMK Removal Procedure

18000/24000/28000 btu/h class

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Service manual (119 pages)

Operation manual (152 pages)

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Si001559E

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

Table of Contents

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Summary of Contents for Daikin RKM18PVMK

Page 1 Si001559E 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...
Page 2 Service Manual Removal Procedure Outdoor Unit Cooling Only Heat Pump RKM18PVMK RXM18PVMK RKM24PVMK RXM24PVMK RKM28PVMK RXM28PVMK...
Page 3: Table Of Contents
Si001559E Table of Contents 1. Outer Panels ...................2 2. Outdoor Fan / Fan Motor.................6 3. Electrical Box ..................8 4. PCBs .....................11 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.
Page 4: Outer Panels
Outer Panels Si001559E 1. Outer Panels Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Remove the 6 screws Top panel and remove the top panel. (R22195) Remove the 3 screws of the terminal cover.
Page 5 Si001559E Outer Panels Step Procedure Points Remove the 2 screws. When reassembling, slide the partition plate (2) to the Pull the partition plate left to securely fasten the 2 Partition (2) forward then slide to hooks. plate (2) the right and remove it. Hook (R22200) (R22199)
Page 6 Outer Panels Si001559E Step Procedure Points Unfasten the hook and Right side panel remove the right side panel. Hook (R22203) Remove the 6 screws Front panel of the front panel. (R22204) Unfasten the 3 hooks When reassembling, make Hook on the left side. sure that the 3 hooks are securely fastened.
Page 7 Si001559E Outer Panels Step Procedure Points 12 Remove the 4 screws of the discharge grille. Discharge grille (R22206) 13 Unfasten the 5 hooks and remove the Hook discharge grille. Hook Discharge grille (R22207) Removal Procedure...
Page 8: Outdoor Fan / Fan Motor
Outdoor Fan / Fan Motor Si001559E 2. Outdoor Fan / Fan Motor Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Remove the electrical Electrical box cover box cover.
Page 9 Si001559E Outdoor Fan / Fan Motor Step Procedure Points Remove the 2 screws When reassembling, fit the 2 Fan motor fixing frame and remove the fan lower hooks into the bottom motor fixing frame. frame. Hook (R22212) (R22211) Unfasten the 3 hooks Fan motor lead wire on the fan motor fixing frame and release the...
Page 10: Electrical Box
Electrical Box Si001559E 3. Electrical Box Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Remove the 3 screws Wire fixture and remove the wire fixture. (R22213) Remove the 7 screws Terminal board on the terminal board...
Page 11 Si001559E Electrical Box Step Procedure Points Disconnect the [S80]: four way valve coil [S80] connector [S80] and pull out the clamp. The cooling only models have no harness for [S80]. Clamp (R22216) Disconnect the relay connector for compressor and pull out the clamp.
Page 12 Electrical Box Si001559E Step Procedure Points Open the sound blanket Be careful not to lose the (top) and detach the fixture for the thermistor. discharge pipe thermistor. Fixture (R22220) Sound blanket (top) Discharge pipe thermistor (R22219) Cut the clamp and pull Be careful not to lose the clip out the outdoor heat for the thermistor.
Page 13: Pcbs
Si001559E PCBs 4. PCBs Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Remove the terminal board mounting plate ASSY. Push the 2 projections Projection of of the clamps from the clamp back of the electrical...
Page 14 PCBs Si001559E Step Procedure Points Disconnect the [S90]: thermistors connector [S90]. [S90] (R22226) Disconnect the [S100]: fan motor for cooling connector [S100]. electrical box [S100] (R22227) Remove the 4 screws Terminal board of the terminal board mounting plate mounting plate ASSY. ASSY (R22228) Removal Procedure...
Page 15 Si001559E PCBs Step Procedure Points Slide the terminal board When reassembling, make mounting plate ASSY sure to fasten the hook with up to unfasten the hook the notch. and remove it. Hook (R22229) 2. Remove the PCB. Remove the 9 screws of the PCB.
Page 16: Fan Motor For Cooling Electrical Box / Thermistor Assy
Fan Motor for Cooling Electrical Box / Thermistor ASSY Si001559E 5. Fan Motor for Cooling Electrical Box / Thermistor ASSY Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1.
Page 17: Partition Plate / Sound Blankets
Si001559E Partition Plate / Sound Blankets 6. Partition Plate / Sound Blankets Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Remove the partition When reassembling, fit the plate.
Page 18 Partition Plate / Sound Blankets Si001559E Step Procedure Points Remove the sound blanket (inner). Sound blanket (inner) (R22239) Removal Procedure...
Page 19: Electronic Expansion Valve Coil / High Pressure Switch / Four Way Valve
Si001559E Electronic Expansion Valve Coil / High Pressure Switch / Four Way Valve 7. Electronic Expansion Valve Coil / High Pressure Switch / Four Way Valve Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work.
Page 20 Electronic Expansion Valve Coil / High Pressure Switch / Four Way Valve Si001559E Step Procedure Points Pull out the electronic expansion valve coil. Electronic expansion valve coil (R22241) Pull out the high pressure switch. High pressure switch (R22242) Remove the terminal Terminal cover cover.
Page 21 Si001559E Electronic Expansion Valve Coil / High Pressure Switch / Four Way Valve Step Procedure Points Remove the protection Protection bushing U (red) Overload bushing. protector Disconnect the compressor lead wires and the overload V (yellow) protector. W (blue) (R22244) Remove the putty.
Page 22: Compressor
Compressor Si001559E 8. Compressor Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Be careful not to get yourself burnt with the pipes and other parts that are heated by the gas brazing machine.
Page 23 Si001559E Compressor Step Procedure Points Remove the protection Protection bushing U (red) Overload bushing. protector Disconnect the compressor lead wires and the overload V (yellow) protector. W (blue) (R22244) Heat up the brazed part Brazed part of the Brazed part of the of the discharge side discharge side pipe suction side pipe...
Page 24 Revision History Month / Year Version Revised contents 09 / 2015 Si001559E First edition...
Page 25 Improper installation can result in water or refrigerant leakage, electrical shock, fire or explosion. Use only those parts and accessories 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 accessories can result in water or refrigerant leakage, electrical shock, fire or explosion.

This manual is also suitable for:

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