Daikin FTKJ09NV1SW Service Manual
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Daikin FTKJ09NV1SW Service Manual

Removal procedure
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REMOVAL
PROCEDURE
S E R V I C E
2.0/2.5/3.5/4.1/4.2/5.0 kW Class
9000/12000/18000 Btu/h Class
Indoor Unit
Inverter
Wall Mounted Type
Si041401EB
M A N U A L

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  • Page 1 Si041401EB REMOVAL PROCEDURE S E R V I C E M A N U A L 2.0/2.5/3.5/4.1/4.2/5.0 kW Class 9000/12000/18000 Btu/h Class Indoor Unit Inverter Wall Mounted Type...
  • Page 2 Service Manual Removal Procedure Indoor Unit Cooling Only Heat Pump FTKJ09NV1SW CTXG25PVMAW FTXJ20LV1BW FTKJ09NV1SS CTXG25PVMAS FTXJ20LV1BS FTKJ12NV1SW CTXG35PVMAW FTXJ25LV1BW FTKJ12NV1SS CTXG35PVMAS FTXJ25LV1BS FTKJ18NV1SW CTXG50PVMAW FTXJ35LV1BW FTKJ18NV1SS CTXG50PVMAS FTXJ35LV1BS FTXJ50LV1BW FTKJ25NVMW CTXG09QVJUW FTXJ50LV1BS FTKJ25NVMS CTXG09QVJUS FTKJ35NVMW CTXG12QVJUW FTXJ25NVLTW FTKJ35NVMS CTXG12QVJUS FTXJ41NVLTW...

  • Page 3: Table Of Contents

    Si041401EB Table of Contents 1. Air Filters / Front Panels................2 2. Horizontal Blades ..................5 3. Front Grille ....................6 4. Front Panel Mechanism ASSYs..............8 5. Limit Switch / Reduction Motor..............12 6. Electrical Box ..................14 7. PCBs .....................16 8. Swing Motors ..................19 9.

  • Page 4: Air Filters / Front Panels

    Air Filters / Front Panels Si041401EB 1. Air Filters / Front Panels 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 air filters. Open the front panel Front panel (upper) (upper).
  • Page 5 Si041401EB Air Filters / Front Panels Step Procedure Points 3. Remove the front panels. Open the front panel (upper). (R19961) Release the front panel Left side (upper) locks on each side. Remove the front panel (upper). (R23800) Right side (R23801) Slide the front panel You can slide the front panel Front panel mechanism ASSY...
  • Page 6 Air Filters / Front Panels Si041401EB Step Procedure Points Tap the front panel (lower) from below at the bottom of each side and remove the front panel (lower). (R19966) (R19967) Removal Procedure...

  • Page 7: Horizontal Blades

    Si041401EB Horizontal Blades 2. Horizontal Blades Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Open the front panel You can remove the (upper). horizontal blades without Front panel (upper) removing front panel (upper) Slide the front panel...

  • Page 8: Front Grille

    Front Grille Si041401EB 3. Front Grille Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Remove the screw, and Service cover then the service cover. (R19972) Disconnect the relay Clamp connector for reduction Connector for...
  • Page 9 Si041401EB Front Grille Step Procedure Points Remove the 2 screws. (R19976) Unfasten the 3 hooks Hook and remove the front grille. Front grille (R19977) Removal Procedure...

  • Page 10: Front Panel Mechanism Assys

    Front Panel Mechanism ASSYs Si041401EB 4. Front Panel Mechanism ASSYs Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Remove the 2 screws on the decoration panel (right).
  • Page 11 Si041401EB Front Panel Mechanism ASSYs Step Procedure Points Remove the guide Guide panel (right) panel (right). ( R19982 ) Remove the front panel mechanism ASSY (right). Front panel mechanism ASSY (right) (R19983) Remove the 2 screws on the decoration panel (left).
  • Page 12 Front Panel Mechanism ASSYs Si041401EB Step Procedure Points 11 Remove the 2 screws on the front panel mechanism ASSY (left). (R19986) 12 Remove the guide panel (left). Guide panel (left) (R19987) 13 Remove the front panel mechanism ASSY (left). Front panel mechanism ASSY (left) (R19988)
  • Page 13 Si041401EB Front Panel Mechanism ASSYs Step Procedure Points 15 Rotate the indoor unit switch ASSY to unfasten the 3 hooks. Indoor unit switch ASSY (R19990) 16 Remove the indoor unit switch ASSY. Hook Hook (R19991) Removal Procedure...

  • Page 14: Limit Switch / Reduction Motor

    Limit Switch / Reduction Motor Si041401EB 5. Limit Switch / Reduction 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 screw on the front panel mechanism ASSY (right).
  • Page 15 Si041401EB Limit Switch / Reduction Motor Step Procedure Points Pull out the 2 terminals of the limit switch. Terminal Limit switch (R19994) Remove the 2 screws, and then the limit switch. (R19995) Remove the screw of the reduction motor. Slightly tilt the reduction motor downward and Reduction rotate to the left to...

  • Page 16: Electrical Box

    Electrical Box Si041401EB 6. 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 screw, and then the drip proof plate. The position of the indoor heat exchanger thermistor Drip proof plate (R19998)
  • Page 17 Si041401EB Electrical Box Step Procedure Points Remove the shield Shield plate plate. (R20001) Disconnect the [S41]: swing motors connectors [S41] and [S200]: fan motor [S41] [S200]. [S200] Hook Release the harnesses from the 3 hooks. (R20002) Remove the screw. (R20003) 10 Unfasten the 2 hooks When reassembling, fit the and remove the...

  • Page 18: Pcbs

    PCBs Si041401EB 7. 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 display/ signal receiver PCB. Unfasten the 4 hooks and remove the lamp cover ASSY from the electrical box.
  • Page 19 Si041401EB PCBs Step Procedure Points 2. Remove the Clamp INTELLIGENT EYE sensor PCB. Cut the clamp and release the harness. (R20008) Unfasten the 3 hooks INTELLIGENT EYE with a flat screwdriver sensor PCB Hook and remove the INTELLIGENT EYE sensor PCB. Hook (R20009) (R20010)
  • Page 20 PCBs Si041401EB Step Procedure Points 3. Remove the control PCB. Unfasten the hook at the back and remove the shield plate. Shield plate Hook (R20200) Remove the screw of the terminal board. Pull out the terminals and remove the terminal board. Terminal board (R20013) Cut the clamp.

  • Page 21: Swing Motors

    Si041401EB Swing Motors 8. Swing Motors Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Caution When reassembling, do not confuse the installing order of the 2 motor for horizontal blades and the colors of the connectors.
  • Page 22 Swing Motors Si041401EB Step Procedure Points Unfasten the 4 hooks Use a sharp tool such as an and remove the fan awl to unfasten the hooks. Hook Hook guard. Fan guard (R20019) Remove the shaft of the vertical blade from the swing motor shaft with a flat screwdriver.
  • Page 23 Si041401EB Swing Motors Step Procedure Points Remove the cover link ASSY. Cover link ASSY (R20023) (R20024) 10 Unfasten the hook and remove the cover for horizontal blade gears. Cover Hook (R20025) 11 Remove the 2 gears and the 2 shafts. Gear Shaft (R20026)
  • Page 24 Swing Motors Si041401EB Step Procedure Points 12 Remove the screw, and then the swing motor for lower horizontal blade (large). Swing motor for lower horizontal blade (large) (R20027) 13 Disconnect the connector (white) from the swing motor for lower horizontal blade (large).
  • Page 25 Si041401EB Swing Motors Step Procedure Points 16 Remove the screw, and then the cover for vertical blade gear. Cover (R20031) 17 Remove the gear and pull out the gear rack Gear rack for vertical blade. Gear (R20032) 18 Remove the screw, and then the swing motor for vertical blade.

  • Page 26: Indoor Heat Exchanger

    Indoor Heat Exchanger Si041401EB 9. Indoor Heat Exchanger Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. In pump-down work, be sure to stop the compressor before disconnecting the refrigerant pipe. If the refrigerant pipe is disconnected with the compressor operating and the stop valve open, air may be sucked in and may generate an over-pressure in refrigeration cycle, thus resulting in pipe rupture or accidental injury.
  • Page 27 Si041401EB Indoor Heat Exchanger Step Procedure Points Slightly pull out the auxiliary pipe. Auxiliary pipe (R23813) Remove the 2 screws on the left side of the unit. (R20039) Unfasten the hook on When reassembling, make the right side of the unit sure the hook is securely with a flat screwdriver.

  • Page 28: Fan Rotor / Fan Motor

    Fan Rotor / Fan Motor Si041401EB 10.Fan Rotor / 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 screw, and then the right side panel.
  • Page 29 Si041401EB Fan Rotor / Fan Motor Step Procedure Points Remove the screw, and When reassembling the fan then the fan motor. motor and the fan rotor, provide as much as 5 mm Fan rotor (0.2 inch) of play between Fan motor the side face of the rotor and the bottom frame.

  • Page 30: Vertical Blade Assys

    Vertical Blade ASSYs Si041401EB 11.Vertical Blade ASSYs Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Unfasten the 4 hooks at the upper positions with Hook a flat screwdriver. (R20047) Remove the vertical blade ASSY.
  • Page 31 Revision History Month / Year Version Revised contents 03 / 2014 Si041401E First edition 02 / 2015 Si041401EA Model addition: FTKJ09/12/18NV1SW(S), FTKJ25/35/42/50NVMW(S), FTKJ25/35/50NVM4W(S), FTKJ25/35/50NVMMW(S), FTK(X)J25/35/50NVMVW(S), FTXJ20/25/35/50LV1BW(S), FTXJ25/41NVLTW, FTXJ25/35/50PVMAW(S), CTXG25/35/50PVMAW(S) 09 / 2016 Si041401EB Model addition: CTXG09/12/18QVJUW(S)
  • Page 32 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.

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