Daikin FTXM09VVJU Service Manual
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Also See for FTXM09VVJU:
- Service manual (172 pages) ,
- Operation manual (50 pages) ,
- Engineering data (236 pages)
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Summary of Contents for Daikin FTXM09VVJU
- Page 1 Si042153E REMOVAL PROCEDURE S E R V I C E M A N U A L 9000/12000/18000/24000 Btu/h Class Indoor Unit Inverter Wall Mounted Type...
- Page 2 Service Manual Removal Procedure Indoor Unit Heat Pump FTXM09VVJU FTXM12VVJU FTXM18VVJU FTXM24VVJU...
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Page 3: Table Of Contents
Si042153E Table of Contents 1. Front Panel / Air Filters ................2 2. Front Grille ....................5 3. Electrical Box ..................7 4. PCBs .......................9 5. Horizontal Swing Motors ...............14 6. Drain Pan ....................17 7. Vertical Swing Motor ................19 8. Indoor Heat Exchanger .................22 9. -
Page 4: Front Panel / Air Filters
Front Panel / Air Filters Si042153E 1. Front Panel / Air Filters Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work. Step Procedure Points 1. Appearance Appearance and name of parts. - Page 5 Si042153E Front Panel / Air Filters Step Procedure Points Remove the front panel. Front panel (R26141) Groove 3. Remove the air filters. The air filters can be Filter tab removed without removing Push the filter tab at the the front panel. center of the air filter a little upward to unfasten the 2 hooks.
- Page 6 Front Panel / Air Filters Si042153E Step Procedure Points 4. Remove the optional The right and left optional filters. filters are interchangeable. Back side Unfasten the 4 projections to remove the optional filter ASSY. Projection Projection Optional filter ASSY (R22881) Unfasten the 5 hooks Hook...
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Page 7: Front Grille
Si042153E Front Grille 2. Front Grille 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 There is no hook at the top Service cover connecting wire. - Page 8 Front Grille Si042153E Step Procedure Points Release the left shaft. Left Right Release the right key pattern shaft and remove the horizontal blade (2). Key pattern shaft Shaft (R26148) (R26149) Use the flat screwdriver The numbers of screw to open the screw covers and screws on front Small type models covers.
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Page 9: Electrical Box
Si042153E Electrical Box 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 screw. Screw size: M4 × 12 (with Hook washer) Slide the electrical box cover forward to... - Page 10 Electrical Box Si042153E Step Procedure Points Remove the screw and Screw size: M4 × 12 (with Indoor heat exchanger thermistor detach the earth/ground washer) wire. Be careful not to lose the clip Pull out the indoor heat of the thermistor. exchanger thermistor.
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Page 11: Pcbs
Si042153E 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 control PCB. Screw size for earth/ground Left view wire: M4 × 12 (with washer) Earth/ground wire screw Turn the electrical box over. - Page 12 PCBs Si042153E Step Procedure Points 2. Remove the power supply [S101]: terminal strip [S101] PCB. [S103]: control PCB [FG]: ground Remove the connectors [S101], [S103], and [S103] [FG]. [FG] (R26164) Unfasten the 2 hooks Power supply PCB and remove the power Hook supply PCB.
- Page 13 Si042153E PCBs Step Procedure Points Unfasten the 3 hooks Notch (A) of the signal receiver unit from the Hook (B) base. Release the harness from the 2 hooks (B) and the notch. Base (Signal Signal receiver unit receiver unit) Hook (A) (R26167) Unfasten the 3 hooks.
- Page 14 PCBs Si042153E Step Procedure Points Turn over the display/ [S920]: display/signal receiver signal receiver PCB to disconnect the [S920] connector [S920], and then remove it. Display/signal receiver PCB (R26091) 4. Remove the intelligent Back view eye PCB. Hook Unfasten the 2 hooks. Hook (R26092) Release the harness...
- Page 15 Si042153E PCBs Step Procedure Points Turn over the intelligent Connector eye PCB to disconnect the connector, and then remove it. Intelligent eye PCB (R26095) 5. Remove the humidity Hook (A) Hook sensor PCB. Unfasten the 3 hooks around the humidity sensor PCB.
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Page 16: Horizontal Swing Motors
Horizontal Swing Motors Si042153E 5. Horizontal Swing Motors 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 Installation procedure blade (1). (1) Since the key pattern shaft is provided, rotate the Release the center... - Page 17 Si042153E Horizontal Swing Motors Step Procedure Points 3. Remove the swing motor for the horizontal blade (1). Remove the 2 screws on the gear case. (R26101) Release the harness from the 4 hooks at the Front view Back view front and the 3 hooks at the back.
- Page 18 Horizontal Swing Motors Si042153E Step Procedure Points Remove the 2 gears and gear shaft. Gear shaft Gear (R26106) Turn the gear case over, remove the screw and cut the clamp. Disconnect the connector, and then remove the swing motor for the horizontal blade (1).
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Page 19: Drain Pan
Si042153E Drain Pan 6. Drain Pan 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. Screw size: M4 × 12 (with Hook washer) Slide the electrical box cover forward to... - Page 20 Drain Pan Si042153E Step Procedure Points Remove the screw. (R26175) Unfasten the 2 hooks When reassembling, make and remove the drain sure that all the 2 hooks are Bottom view pan. fastened. Hook (R26176) Drain pan (R26177) Removal Procedure...
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Page 21: Vertical Swing Motor
Si042153E Vertical Swing Motor 7. Vertical Swing Motor 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 fan guards. The fan guards are not marked for difference Unfasten the 4 hooks at Fan guard... - Page 22 Vertical Swing Motor Si042153E Step Procedure Points Detach the snap band. Gear case Remove the 2 screws, and then remove the gear case. Snap band (R26115) Turn the gear case, Gear cover unfasten the 3 hooks and open the gear cover.
- Page 23 Si042153E Vertical Swing Motor Step Procedure Points Unfasten the 3 hooks at Each vertical blade ASSY the shaft mounting part has 6 fins. It is not possible Hook to replace the fins by pressing them with a flat screwdriver. individually.
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Page 24: Indoor Heat Exchanger
Indoor Heat Exchanger Si042153E 8. Indoor Heat Exchanger 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 motors for horizontal blades and the colors of the connectors. - Page 25 Si042153E Indoor Heat Exchanger Step Procedure Points Slightly widen the auxiliary piping. Auxiliary piping (R26121) Remove the 3 screws on the left. (R26122) Unfasten the 2 hooks Indoor heat exchanger on the right side and lift up the indoor heat exchanger.
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Page 26: Fan Rotor / Fan Motor
Fan Rotor / Fan Motor Si042153E 9. 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 2 screws of the right side plate. Right side plate (R26124) Unfasten the 2 hooks... - Page 27 Si042153E Fan Rotor / Fan Motor Step Procedure Points Release the harness from the hook at the bottom frame and detach the snap band. Hook Snap band (R26127) Loosen the screw of the Be careful not to drop the Fan motor fan rotor, and then pull screw into the fan rotor.
- Page 28 Fan Rotor / Fan Motor Si042153E Step Procedure Points Unfasten the hook and remove the bearing installation plate. Remove the bearing Hook rubber cushion from the bearing installation plate. Bearing rubber Bearing installation plate cushion (R26131) Removal Procedure...
- Page 29 Revision History Month / Year Version Revised contents 04 / 2021 Si042153E First edition...
- Page 30 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 unauthorized parts and accessories or improper installation of parts and accessories can result in water or refrigerant leakage, electrical shock, fire or explosion.