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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 October 2014 but subject to change without notice.

Si001418E

10/2014 AK.B

Summary of Contents for RX09N5VL

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Outdoor Unit Inverter Pair Type 9000 12000 Btu h Class Si001418E...

Page 2: ...Service Manual Removal Procedure Outdoor Unit zHeat Pump RX09N5VL RX12N5VL...

Page 3: ...2 2 Outdoor Fan Fan Motor 4 3 Electrical Box PCB 6 4 Thermistor ASSY 11 5 Sound Blankets 15 6 Reactor Electronic Expansion Valve Coil Partition Plate 16 7 Four Way Valve 18 8 Compressor 20 Note The i...

Page 4: ...ng off all power supplies before disassembling work Step Procedure Points 1 Remove the 3 screws and remove the top panel 2 Remove the 4 screws of the front panel 3 4 Unfasten the 3 left side hooks and...

Page 5: ...Si001418E Outer Panels Removal Procedure 3 5 6 Rotate the discharge grille to the left to unfasten the 6 hooks Remove the discharge grille Step Procedure Points Discharge grille R20818...

Page 6: ...edure Points 1 Disconnect the connector S70 and pull out the clamp S70 fan motor 2 Release the fan motor lead wire from the groove 3 4 Remove the nut of the outdoor fan Remove the outdoor fan Nut size...

Page 7: ...tor fixing frame When reassembling fit the lower hooks into the bottom frame 6 Open the 3 hooks and release the fan motor lead wire 7 Remove the 3 screws from the fan motor 8 Remove the fan motor Step...

Page 8: ...er supplies before disassembling work Step Procedure Points 1 Remove the electrical box 1 black front 2 white front 3 red front 1 Disconnect the 3 connectors from the terminal board 2 Remove the screw...

Page 9: ...eactor When reassembling you can reconnect the 2 connectors for the reactor in either way regardless of the color 5 Disconnect the connector S30 S30 compressor motor 6 Disconnect the connector S40 S40...

Page 10: ...i001418E 8 Removal Procedure 7 Disconnect the connector S20 S20 electronic expansion valve coil 8 Disconnect the connector S90 S90 thermistors 9 Pull out the clamp Step Procedure Points S20 R20834 S90...

Page 11: ...rical box 11 Slide the electrical box to the right and lift up to remove it There are 2 hooks at the bottom and the top back of the electrical box 2 Remove the PCB 1 Remove earth ground screw Step Pro...

Page 12: ...rical Box PCB Si001418E 10 Removal Procedure 2 3 Remove the 3 screws of the PCB Unfasten the 2 spacers and the 2 hooks from the PCB 4 Remove the PCB Step Procedure Points Hook Spacer Hook R20841 PCB R...

Page 13: ...e to wait for 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the screw 2 Slide the stop valve cover downward and remove it When reasse...

Page 14: ...ire fixture 4 Remove the 7 screws on the terminal board and disconnect the connecting wire and the power supply wire 5 Remove the 3 screws of the right side panel Step Procedure Points Wire fixture R2...

Page 15: ...panel to unfasten the hook 8 Remove the right side panel 9 10 Cut the clamp Pull out the outdoor heat exchanger thermistor Be careful not to lose the clip for the thermistor Step Procedure Points Hoo...

Page 16: ...e 11 Pull out the discharge pipe temperature thermistor and remove the thermistor ASSY Be careful not to lose the fixture for the thermistor Step Procedure Points Discharge pipe temperature thermistor...

Page 17: ...Step Procedure Points 1 Remove the sound blanket top The design of sound blanket varies depending on the model Since the piping ports on the sound blanket are torn easily remove the blanket carefully...

Page 18: ...ion Plate 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 2 screws of the reactor 2 Slide upward the re...

Page 19: ...tition Plate Removal Procedure 17 4 Remove the 2 screws of the partition plate 5 Lift up the partition plate and remove it When reassembling fit the hook on the bottom frame Step Procedure Points Part...

Page 20: ...sure that the refrigerant gas is empty in the circuit Be sure to apply nitrogen replacement when heating up the brazed part Do not use a metal saw for cutting pipes by all means because the sawdust c...

Page 21: ...ompressor lead wires and the overload protector 5 6 7 Remove the sheet of putty Heat up and disconnect the every brazed part of the four way valve Remove the four way valve Step Procedure Points Termi...

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: ...art 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 and remove it Step Proced...

Page 24: ...Revision History Month Year Version Revised contents 10 2014 Si001418E First edition...

Page 25: ...ries 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 acce...

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