Daikin AT09HV2S Service Manual
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Daikin AT09HV2S Service Manual

Removal procedure, 2.5/3.5/5.0 kw class, 9000/13000 btu/h class, indoor unit, inverter/non-inverter, wall mounted type, cooling only, heat pump
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REMOVAL
PROCEDURE
S E R V I C E
2.5/3.5/5.0 kW Class
9000/13000 Btu/h Class
Indoor Unit
Inverter / Non-Inverter
Wall Mounted Type
Si04-751
M A N U A L

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Summary of Contents for Daikin AT09HV2S

  • Page 1 Si04-751 REMOVAL PROCEDURE S E R V I C E M A N U A L 2.5/3.5/5.0 kW Class 9000/13000 Btu/h Class Indoor Unit Inverter / Non-Inverter Wall Mounted Type...
  • Page 2 Service Manual Removal Procedure Indoor Unit Cooling Only Heat Pump AT09HV2S FTXD25FV2C AT13HV2S FTXD35FV2C FTXD25FV2CA FT09GV2S FTXD35FV2CA FT13GV2S FTXD25FV2CG FTXD35FV2CG FT25DVM FTXD25FV2CN FT35DVM FTXD35FV2CN FTXD25FV2CP FTKS50D2V1W FTXD35FV2CP FTKS50D2V1L FTXD25FV2CW FTXD35FV2CW FTXS25FV2CW FTXS35FV2CW FTXS50D2V1W FTXS50D2V1L...

  • Page 3: Table Of Contents

    Si04-751 Table of Contents 1. Removal of Air Filters................2 2. Removal of Front Panel ................4 3. Removal of Front Grille ................5 4. Removal of Horizontal Blades / Vertical Blades........7 5. Removal of Electrical Box ..............10 6. Removal of PCBs..................13 7. Removal of Drain Pan Unit / Swing Motor..........19 8.

  • Page 4: Removal Of Air Filters

    Removal of Air Filters Si04-751 1. Removal of Air Filters Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Appearance feature Warning Dangerous: High voltage A high voltage is applied to all the electric circuits of this product including...
  • Page 5 Si04-751 Removal of Air Filters Step Procedure Points 3. Remove the Titanium Some models have no apatite photocatalytic air- Titanium apatite purifying filters. photocatalytic air-purifying filter. The Titanium apatite The right and left filters are photocatalytic air- interchangeable. purifying filter ASSY is Air filter attached to the back of the air filter.

  • Page 6: Removal Of Front Panel

    Removal of Front Panel Si04-751 2. Removal of Front Panel Procedure 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 front panel. Open the panel over Front panel the position where it stops.

  • Page 7: Removal Of Front Grille

    Si04-751 Removal of Front Grille 3. Removal of Front Grille Procedure 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 service cover. Service cover Remove the screw of Preparation the service cover.
  • Page 8 Removal of Front Grille Si04-751 Step Procedure Points Remove the 2 screws. When reassembling the indoor unit, drive the screws with the horizontal blades open or removed. Unfasten the 3 hooks at (R4322) The convex marks (...) on the top. Hook the front panel indicate the position of the hooks.

  • Page 9: Removal Of Horizontal Blades / Vertical Blades

    Si04-751 Removal of Horizontal Blades / Vertical Blades 4. Removal of Horizontal Blades / Vertical Blades Procedure 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 horizontal blade (large).
  • Page 10 Removal of Horizontal Blades / Vertical Blades Si04-751 Step Procedure Points 2. Remove the horizontal blade (small). Unfasten the center shaft while bending the horizontal blade (small) slightly. Horizontal blade (small) (R4332) Unfasten the left shaft. (R12716) Key alignment Unfasten the right shaft. There is a key alignment at the right shaft.
  • Page 11 Si04-751 Removal of Horizontal Blades / Vertical Blades Step Procedure Points 3. Remove the vertical blade ASSY. Unfasten the 3 hooks at the shaft mounting part by pressing them with a flat screwdriver. Hook (R4335) Unfasten the hooks at the upper 2 positions. (R4336) Hook Remove the vertical...

  • Page 12: Removal Of Electrical Box

    Removal of Electrical Box Si04-751 5. Removal of Electrical Box Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points The figure shows the Preparation connections of wire Remove the front grille Electrical box harnesses.
  • Page 13 Si04-751 Removal of Electrical Box Step Procedure Points Disconnect the Some models have no connector for the fan harness for [S7]. motor [S7]. [S7] (R11470) Remove the screw and remove the drip proof plate. Drip proof plate (R10880) Pull out the indoor heat exchanger thermistor.
  • Page 14 Removal of Electrical Box Si04-751 Step Procedure Points Remove the screw of Electrical box the electrical box. (R4346) Lift up and pull the electrical box. There is a hook also at the (R10884) Unfasten the hook at lower part of the back. When the upper far side by reassembling the electrical Hook...

  • Page 15: Removal Of Pcbs

    Si04-751 Removal of PCBs 6. Removal of PCBs Procedure 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 shield plate. The figure shows the Preparation appearance of the Remove the electrical box...
  • Page 16 Removal of PCBs Si04-751 Step Procedure Points 3. Remove the terminal board. Remove the screw and remove the terminal board. Terminal board (R4354) 4. Remove the signal receiver unit. Unfasten the 3 hooks and remove the signal Signal receiver unit receiver unit.
  • Page 17 Si04-751 Removal of PCBs Step Procedure Points Slide the electrical box cover to the left and Electrical Hook box cover remove it. Hook Disconnect the wire (R4358) harnesses. (R4359) 5. Remove the signal receiver PCB. Unfasten the 3 hooks and remove the signal receiver PCB.
  • Page 18 Removal of PCBs Si04-751 Step Procedure Points 6. Remove the Some models have no INTELLIGENT EYE INTELLIGENT EYE sensor sensor PCB. PCB. Remove the INTELLIGENT EYE INTELLIGENT EYE fixing plate fixing plate by twisting (R4363) Unfasten the right 3 INTELLIGENT EYE sensor PCB hooks and remove the INTELLIGENT EYE...
  • Page 19 Si04-751 Removal of PCBs Step Procedure Points 7. Remove the display PCB. The display PCB is located at the back of the signal The figure shows the receiver unit. connection of wire harness for the display PCB. Display PCB (R4366) Unfasten the 3 hooks and remove the display PCB.
  • Page 20 Removal of PCBs Si04-751 Step Procedure Points Lift up the bottom of the When reassembling the control PCB and pull it control PCB, make sure that Hook out. it is fixed by 2 upper hooks. Hook (R4370) The figures show the names of the PCB Varistor [S1]...

  • Page 21: Removal Of Drain Pan Unit / Swing Motor

    Si04-751 Removal of Drain Pan Unit / Swing Motor 7. Removal of Drain Pan Unit / Swing Motor Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1.
  • Page 22 Removal of Drain Pan Unit / Swing Motor Si04-751 Step Procedure Points Remove the drain pan unit from the indoor unit. (R4378) When reassembling, make sure that the hook at the left side is fitted in the groove. Hook (R4379) 2.
  • Page 23 Si04-751 Removal of Drain Pan Unit / Swing Motor Step Procedure Points 3. Remove the crank assembly. Crank assembly Remove the screw of the crank assembly. (R4382) Unfasten the hook and remove the crank assembly. Hook (R4383) The figure shows the position of the hook when the crank assembly has been...
  • Page 24 Removal of Drain Pan Unit / Swing Motor Si04-751 Step Procedure Points Remove the drain plug (Left side) located at the left side of the drain pan unit. Drain plug (R11235) Insert the drain hose to the left side. (Left side) (R4387) Insert the removed drain plug into the right...

  • Page 25: Removal Of Fan Motor

    Si04-751 Removal of Fan Motor 8. Removal of Fan Motor Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points Release the fan motor Preparation lead wires from the Remove the drain pan unit hooks.
  • Page 26 Removal of Fan Motor Si04-751 Step Procedure Points Unfasten the hook (a) of the fan motor fixing plate. Hook (b) Hook (a) (R4392) Unfasten the hook (b) and remove the fan motor fixing plate. Hook (b) Hook (a) (R4393) Remove the fan motor. Fan motor (R4394) (R4395)

  • Page 27: Removal Of Indoor Heat Exchanger

    Si04-751 Removal of Indoor Heat Exchanger 9. Removal of Indoor Heat Exchanger Procedure Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Disconnect the refrigerant Preparation piping.
  • Page 28 Removal of Indoor Heat Exchanger Si04-751 Step Procedure Points 2. Remove the indoor unit. Remove the indoor unit from the installation plate. (R4400) 3. Remove the indoor heat exchanger. Piping fixture Unfasten the hook of the piping fixture at the back of the unit and pull out the pipe.
  • Page 29 Si04-751 Removal of Indoor Heat Exchanger Step Procedure Points Unfastening the left When reassembling the lower hook, hold up the indoor heat exchanger, indoor heat exchanger make sure that the hook by its left side and lift it (left) is fastened. Lower hook (R17045) When the left side is...

  • Page 30: Removal Of Fan Rotor

    Removal of Fan Rotor Si04-751 10.Removal of Fan Rotor Procedure 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 right side Preparation plate. Remove the indoor heat Right side plate exchanger according to the “Removal of Indoor Heat...
  • Page 31 Si04-751 Removal of Fan Rotor Step Procedure Points Unfasten the hook (a) of the fan motor fixing plate and unfasten the Hook (b) hook (b). Hook (a) (R4410) Fan motor fixing plate (upper) motor fixing plate (lower) Hook (b) Hook (a) Hook (R4411) 2.
  • Page 32 Removal of Fan Rotor Si04-751 Step Procedure Points 3. Remove the bearing. Remove the screw of the left side plate. Left side plate (R4414) Unfasten the 2 hooks and remove the left side plate. Hook Hook (R4415) Press the bearing from outside.
  • Page 33 Revision History Month / Year Version Revised contents 07 / 2013 Si04-751 First edition...
  • Page 34 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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