Daikin FTHF40RVLT Service Manual Download | Manualshive

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REMOVAL

PROCEDURE

S E R V I C E M A N U A L

Indoor Unit

Inverter

Wall Mounted Type

4.0/5.0/6.0/7.1 kW Class
18000/24000/28000 Btu/h Class

Si041652EB

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Summary of Contents for FTHF40RVLT

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Indoor Unit Inverter Wall Mounted Type 4 0 5 0 6 0 7 1 kW Class 18000 24000 28000 Btu h Class Si041652EB ...

Page 2: ...RVLT FTKC50QVM FTHM50HVMV FTKC60QVM FTHM60HVMV FTKC71QVM FTHM71HVMV FTKC50QVMV FTHP40HVLT FTKC60QVMV FTHP50HVLT FTKC71QVMV FTXF60QVMA FTKC50QVM4 FTXF71QVMA FTKC60QVM4 FTKC71QVM4 FTXM50QVMA FTXM60QVMA FTKC18QV2S FTXM71QVMA FTKC24QV2S FTKC28QV2S FTXV50QVMV FTXV60QVMV FTKM50QVMA FTXV71QVMV FTKM60QVMA FTKM71QVMA ...

Page 3: ...ront Panel 3 3 Front Grille 4 4 Horizontal Blades 5 5 Electrical Box 6 6 PCBs 10 7 Drain Pan Swing Motors 14 8 Fan Guards Vertical Blade ASSYs 18 9 Indoor Heat Exchanger 20 10 Fan Rotor Fan Motor 23 Note The illustrations may be slightly different depending on the model ...

Page 4: ...p Be sure to insert the 2 bottom hooks when installing the air filters 1 2 3 Open the front panel Unfasten the 2 hooks and pull out the air filter downward to remove it Remove the other air filter in the same way 2 Remove the optional filters The right and left filters are interchangeable 1 Unfasten the 4 projections to remove the optional filter ASSY 2 3 Unfasten the 5 hooks and remove the option...

Page 5: ...re disassembling work Step Procedure Points 1 Release the shaft on both sides The shaft on each side can be released easily by pushing outward 2 Remove the front panel When reassembling the front panel fit the right and left shafts one by one into the grooves and fully push them in position Left Shaft R23513 Shaft Right R23514 Front panel R22884 ...

Page 6: ...ure Points 1 Remove the 3 screws of the front grille 2 Unfasten the 3 hooks at the top The convex marks on the front panel indicate the position of the hooks When reassembling make sure that all the 3 hooks are fastened 3 Pull out the upper part of the front grille lift up the lower part and then remove the front grille Front grille R22885 Hook Top view R22886 Hook R22887 R22888 ...

Page 7: ...lease the right shaft 4 Remove the upper horizontal blade Installation procedure 1 Fit the right shaft of the horizontal blade first Make sure to rotate the horizontal blade so the shaft fits in the correct position 2 Fit the horizontal blade to the center and left shafts When reassembling install the lower horizontal blade first 5 Remove the lower horizontal blade in the same way Center shaft Upp...

Page 8: ... then the service cover 2 3 Remove the screw and then the wire fixture Remove the 4 screws of the terminal strip and disconnect the connecting wire 2 Remove the electrical box When reassembling make sure to pass the green earth ground wire behind the heat exchanger tube except for FTXF60QVMA For FTXF60QVMA the green earth ground wire should pass above the heat exchanger tube 1 Remove the 2 screws ...

Page 9: ...varies depending on the model 3 Unfasten the 4 hooks and remove the electrical box cover When reassembling make sure that the 4 hooks are securely fastened 4 5 Disconnect the connector S200 Release the harnesses from the 4 hooks and the groove S200 fan motor Step Procedure Points Indoor heat exchanger thermistor R22897 R11268 Clip Hook Hook Hook Electrical box cover R22898 S200 Hook Groove R23517 ...

Page 10: ... Disconnect the connector S11 Release the harnesses from the 2 hooks and the groove S11 swing motor for vertical blades Some models do not have the harness for S11 10 11 Disconnect the connector S26 Release the harnesses from the 3 hooks and the groove S26 display signal receiver PCB Step Procedure Points Groove Hook S6 R23518 S11 Hook Groove R23519 S26 Groove Hook R23520 ...

Page 11: ... the screw of the electrical box Slightly lift the electrical box and remove it When reassembling make sure the hook at the front of the electrical box is securely fastened When reassembling make sure that the 2 hooks are securely fastened to the bottom frame Step Procedure Points S3 Hook Groove R24089 Electrical box R22904 Hook R22905 Hook Hook Bottom frame R24090 Right view ...

Page 12: ...re Points 1 Remove the control PCB S32 indoor heat exchanger thermistor When reassembling make sure to insert the thermistor harness back into the slit 1 2 Remove the connector S32 Release the harnesses from the slit 3 Remove the connector S900 S900 filter PCB 4 Unfasten the 5 hooks and remove the control PCB Slit S32 R22907 S900 R24137 Hook Hook Control PCB R23522 ...

Page 13: ...ter PCB FG HE earth ground terminal 1 Disconnect the terminals HE and FG 2 Disconnect the connector S100 S100 terminal strip 3 Unfasten the 4 hooks and remove the filter PCB Step Procedure Points HE FG R22910 S100 R22911 Hook Hook R23523 Filter PCB R22913 ...

Page 14: ...Unfasten the 2 hooks and remove the signal receiver unit When reassembling make sure to fit the bottom of the signal receiver unit before fastening the 2 hooks 3 Release the harness on the back of the signal receiver unit from the 3 hooks Step Procedure Points Signal receiver unit Hook R22914 Hook Signal receiver unit R22915 Hook R22916 Back view ...

Page 15: ...fasten the 2 hooks and remove the shield plate Disconnect the connector S36 Remove the INTELLIGENT EYE sensor PCB S36 control PCB 4 Remove the display signal receiver PCB 1 Unfasten the 3 hooks on the back and remove the display signal receiver PCB Step Procedure Points INTELLIGENT EYE sensor ASSY Hook Hook R24138 Front view R24091 Shield plate Motion sensor R18893 Shield plate rear Hook INTELLIGE...

Page 16: ... drain pan Use a short screwdriver from the back 1 Lift up the indoor unit slightly and remove the screw on the back 2 Disconnect the drain hose Hold the indoor unit up with a piece of wood Place a plastic sheet around the drain pan to prevent wetting the floor with remaining drain If the drain hose is embedded in the wall disconnect the drain hose beforehand 3 Remove the 4 screws R22919 Right vie...

Page 17: ...e the swing motor for vertical blades Some models do not have the swing motor for vertical blades 1 Remove the filament tape 2 Remove the 2 screws 3 Release the shaft of the vertical blade from the swing motor shaft with a flat screwdriver and remove the swing motor ASSY Step Procedure Points Drain pan Hook R22922 Filament tape R22923 R22924 Back view Swing motor ASSY Shaft R22925 ...

Page 18: ...1 counterclockwise 5 Unfasten the 2 hooks When reassembling make sure that the 2 hooks are securely fastened 6 Remove the 2 screws and remove the swing motor for vertical blades 3 Remove the swing motor for horizontal blades 1 Remove the screw Step Procedure Points Groove Hook 1 Hook R22926 Hook Hook R22927 Back view Hook R22928 Swing motor for vertical blade R22929 R22930 ...

Page 19: ...7 2 Remove the swing motor for horizontal blades together with the link shaft ASSY 3 Remove the swing motor for horizontal blades from the link shaft ASSY Step Procedure Points Swing motor for horizontal blade Link shaft ASSY R24092 Link shaft ASSY R23579 ...

Page 20: ...the 2 projections at the top then fasten the 3 hooks at the bottom 2 Remove the vertical blade ASSYs auto swing models It is necessary to unfasten all 15 hooks in order to remove the center shaft 1 Unfasten the 5 hooks on each vertical blade ASSY to remove the center shaft 2 3 4 Unfasten the 3 hooks at the shaft mounting part by pressing them with a flat screwdriver Remove the vertical blade ASSY ...

Page 21: ...eplace only one fin The vertical blade ASSY is not marked for difference between right center and left 1 Unfasten the upper 2 hooks 2 3 4 Unfasten the 3 hooks at the shaft mounting part by pressing them with a flat screwdriver Remove the vertical blade ASSY Remove the other vertical blade ASSYs in the same way Step Procedure Points Vertical blade ASSY Hook R21046 Hook R21047 ...

Page 22: ...ling the refrigerant pipe If the refrigerant leaks repair the spot of leaking then collect all refrigerant from the unit After conducting vacuum drying recharge proper amount of refrigerant From the viewpoint of global environmental protection make sure to use a vacuum pump for air purging Step Procedure Points 1 Disconnect the refrigerant piping 1 Remove the 2 screws 2 Pull out the drain hose Hol...

Page 23: ... the 2 hooks and remove the piping fixture on the back of the indoor unit 3 Slightly pull out the auxiliary piping 4 Remove the 3 screws on the left side and unfasten the hook on the rear side When reassembling make sure that the hook is securely fastened Step Procedure Points R22940 Piping fixture Hook R22941 Auxiliary piping R23526 R22943 Hook R22944 ...

Page 24: ...ocedure 5 Unfasten the 2 hooks on the right side and lift up the indoor heat exchanger When reassembling the indoor heat exchanger make sure that the 2 hooks are securely fastened Step Procedure Points Hook Indoor heat exchanger R22945 Hook R22946 ...

Page 25: ... power supplies before disassembling work Step Procedure Points 1 Remove the screw of the right side plate 2 Unfasten the 2 hooks and remove the right side plate 3 Remove the fan rotor fan motor The fan motor has 3 projections on the right side The fan rotor has a bushing on the left side Right side plate R22947 Hook Hook R22948 Bushing R23527 ...

Page 26: ...out and remove the fan motor stator ASSY Unfasten the 2 hooks and disassemble the fan motor stator ASSY Step Procedure Points Hook Fan motor stator ASSY R23528 Fan motor cover body Bearing rubber cushion Fan motor stator Rubber cushion Fan motor cover cap R21535 ...

Page 27: ...ontents 02 2016 Si041652E First edition 06 2016 Si041652EA Model addition FTKC50 60 71QVM FTKC50 60 71QVMV FTKC50 60 71QVM4 FTKC18 24 28QV2S FTHM50 60 71HVMV FTHP40 50HVLT 11 2016 Si041652EB Model addition CTKS60 71QVM FTHF40 50RVLT FTXF60 71QVMA ...

Page 28: ...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 accessories can result in water or refrigerant leakage electrical shock fire or explosion z Read the user s manual carefully before using this product The user s manual provides important safety instructi...

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