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Head Office:
Umeda Center Bldg., 2-4-12, Nakazaki-Nishi,
Kita-ku, Osaka, 530-8323 Japan

Tokyo Office:
JR Shinagawa East Bldg., 2-18-1, Konan,
Minato-ku, Tokyo, 108-0075 Japan

http://www.daikin.com/products/ac/

All rights reserved

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Warning

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Daikin products are manufactured for export to numerous countries throughout the world. Prior to 
purchase, please confirm with your local authorised importer, distributor and/or retailer whether this 
product conforms to the applicable standards, and is suitable for use, in the region where the product 
will be used. This statement does not purport to exclude, restrict or modify the application of any local 
legislation.

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Ask a qualified installer or contractor to install this product. Do not try to install the product yourself. 
Improper installation can result in water or refrigerant leakage, electrical shock, fire or explosion.

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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.

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Read the user's manual carefully before using this product. The user's manual provides important 
safety instructions and warnings. Be sure to follow these instructions and warnings.

If you have any enquiries, please contact your local importer, distributor and/or retailer.

Cautions on product corrosion

1. Air conditioners should not be installed in areas where corrosive gases, such as acid gas or alkaline gas, are produced.
2. If the outdoor unit is to be installed close to the sea shore, direct exposure to the sea breeze should be avoided. If you need to install 

the outdoor unit close to the sea shore, contact your local distributor.

Dealer

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Specifications, designs and other content appearing in this brochure are current as of November 2016 but subject to change without notice.

Si001654EA

11/2016 AK.B

Summary of Contents for RKM46QVMA

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L 4 6 5 0 6 0 7 1 kW Class Outdoor Unit Inverter Pair Type Si001654EA...

Page 2: ...Service Manual Removal Procedure Outdoor Unit zCooling Only zHeat Pump RKM46QVMA RXF71QVMA RKM50QVMA RKM60QVMA RXM46QVMA RKM71QVMA RXM50QVMA RXM60QVMA RXM71QVMA RXV50QVMV RXV60QVMV RXV71QVMV...

Page 3: ...tor 6 3 Electrical Box 8 4 Thermistor ASSY PCB 11 5 Partition Plate Sound Blankets 14 6 Electronic Expansion Valve Coil Four Way Valve 16 7 Compressor 19 Note The illustrations may be slightly differe...

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

Page 5: ...fasten the 2 hooks 6 Release the outdoor temperature thermistor from the holder on the protection net and the slit When reassembling the outdoor temperature thermistor should be in the position marke...

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: ...ter 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 grill...

Page 8: ...release 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 to avoid any entanglement with the outdoor fan 3 Remove the...

Page 9: ...ling fit the 2 lower hooks into the bottom frame 5 Open the 3 hooks and release the fan motor lead wire 6 Remove the 4 screws from the fan motor The screws for the fan motor are different depending on...

Page 10: ...s and then the wire fixture 2 Remove the 7 screws on the terminal board and disconnect the connecting wire and power supply wire 3 Disconnect the connector S20 and pull out the clamp S20 electronic ex...

Page 11: ...sure the wires do not touch the four way valve 5 Disconnect the connector S40 S40 overload protector For RX K M71QVMA make sure the relay connector for compressor is under the electrical box When rea...

Page 12: ...the outdoor heat exchanger thermistor The position of the clamp and outdoor heat exchanger thermistor varies depending on the model Be careful not to lose the clip for the thermistor 9 Remove the 3 sc...

Page 13: ...embling work Step Procedure Points 1 Remove the thermistor ASSY 1 Pull out the 2 clamps and push the 2 projections of the clamps from the back of the electrical box and pull them out 2 Remove the eart...

Page 14: ...90 thermistors 5 Remove the 4 screws of the terminal board mounting plate ASSY 6 Slide up and remove the terminal board mounting plate ASSY When reassembling make sure the hook is securely fastened St...

Page 15: ...7 Pull out the 5 clamps and remove the thermistor ASSY 2 Remove the main PCB 1 2 Remove the 9 screws on the PCB Unfasten the 3 hooks 3 Remove the main PCB Step Procedure Points Clamp Clamp Thermistor...

Page 16: ...he 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 The design of the sound blankets varies depending on the model Some mo...

Page 17: ...Si001654EA Partition Plate Sound Blankets Removal Procedure 15 3 Remove the sound blanket inner Step Procedure Points Sound blanket inner R23215...

Page 18: ...y 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 refrigerant gas is emp...

Page 19: ...5 Remove the protection bushing Disconnect the compressor lead wires and the overload protector For RX K M71QVMA the wiring of the compressor lead wires is slightly different Step Procedure Points El...

Page 20: ...ay Valve Si001654EA 18 Removal Procedure 6 7 Remove the putty Heat up the 4 brazed parts and remove the four way valve The location of the putties varies depending on the model Step Procedure Points B...

Page 21: ...estore 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 brazed part Do not u...

Page 22: ...7 8 Heat up the brazed part of the discharge side pipe and disconnect it Heat up the brazed part of the suction side pipe and disconnect it Remove the 2 nuts of the compressor Lift up the compressor...

Page 23: ...Revision History Month Year Version Revised contents 03 2016 Si001654E First edition 11 2016 Si001654EA Model addition RXF71QVMA...

Page 24: ...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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