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Si04-958

Removal of Front Grille

Removal Procedure

5

2. 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.

1

Remove the screw and 
remove the service 
cover.

„

You can remove the front 
grille without detaching the 
service cover.

2. Remove the front grille.

1

Remove the 3 screws 
of the front grille.

„

Refer to the removal 
procedure in a reverse way 
when reassembling.

2

Remove the 3 screw 
covers with a flat 
screwdriver.

(R9483)

Service cover

(R9484)

(R9485)

Front grille

(R16266)

Summary of Contents for FTKS71HVMG

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Indoor Unit Inverter Wall Mounted Type 7 1 8 0 9 0 10 0 kW Class 30000 36000 Btu h Class Si04 958...

Page 2: ...Service Manual Removal Procedure Indoor Unit zCooling Only zHeat Pump FTKS71HVMG FTXS30HVJU FTXS36HVJU FTXS80HVMA FTXS90HVMA FTXS100HVMA FTXS90JVMA FTXS100JVMA...

Page 3: ...Grille 5 3 Removal of Electrical Box 8 4 Removal of PCBs 12 5 Removal of Horizontal Blades Swing Motors 20 6 Removal of Fan Motor 28 7 Removal of Indoor Heat Exchanger 31 8 Removal of Fan Rotor 34 9 R...

Page 4: ...ception When the ON OFF button is kept pressed for 5 seconds the forced cooling operation is performed for about 15 minutes 2 Remove the air filters 1 Open the front panel to the position where it sto...

Page 5: ...c air purifying filter ASSY by unfastening the projections from the back of the air filter frame The 3 filters are interchangeable 2 Remove the Titanium apatite photocatalytic air purifying filter fro...

Page 6: ...urther than it stops release both the shafts Slide the front panel from side to side to release each shaft When reassembling the front panel fit the right and left rotary shafts one by one into the gr...

Page 7: ...ep Procedure Points 1 Remove the service cover 1 Remove the screw and remove the service cover You can remove the front grille without detaching the service cover 2 Remove the front grille 1 Remove th...

Page 8: ...f Front Grille Si04 958 6 Removal Procedure 3 Remove the lower 3 screws 4 Remove the 3 front grille fixtures The Illustration shows the left fixture Step Procedure Points R9488 R9489 Front grille fixt...

Page 9: ...he convex marks on the front panel indicate the position of the hooks 6 Pull the upper part of the front grille out and lift the lower part up and then remove the front grille When reassembling make s...

Page 10: ...k Step Procedure Points 1 Layout of the parts Preparation Remove the front grille according to the Removal of Front Grille 2 Remove the drip proof plate The shape of the drip proof plate differs by th...

Page 11: ...indoor heat exchanger thermistor is slightly different depending on the model Be careful not to lose the clip of the thermistor 4 Remove the electrical box 1 Remove the screw and remove the wire retai...

Page 12: ...al Procedure 2 Disconnect the connector for the fan motor S1 and release the harness from the hook 3 Release the ferrite core 4 Disconnect the connector for the swing motors S41 Step Procedure Points...

Page 13: ...m the hooks 6 Remove the screw of the electrical box 7 Lift up the electrical box from the bottom frame and remove it Fit the back hook of the electrical box to the bottom frame when reassembling Step...

Page 14: ...or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the signal receiver PCB 1 Unfasten the hooks of the shield plate 2 Open the shield plate The shie...

Page 15: ...958 Removal of PCBs Removal Procedure 13 4 Remove the screw of the terminal board 5 Remove the terminal board 1 hook at the back 6 Cut the clamp Step Procedure Points R9511 R9512 Terminal board R9513...

Page 16: ...the hook of the signal receiver unit 9 Open the signal receiver unit Unfasten the hook and remove the signal receiver unit 10 Unfasten the hook on the right of the signal receiver PCB Then the signal...

Page 17: ...12 Disconnect the connector S48 control PCB 2 Remove the INTELLIGENT EYE sensor PCB 1 Unfasten the 2 hooks on the right and then the 2 hooks on the left Remove the INTELLIGENT EYE sensor ASSY Step Pro...

Page 18: ...ng set the sensor at the position where it clicks Otherwise the sensor is not completely set 3 Remove the shield plate by unfastening the 2 hooks 4 Disconnect the connector S36 control PCB Step Proced...

Page 19: ...58 Removal of PCBs Removal Procedure 17 3 Remove the display PCB 1 Unfasten the 4 hooks 2 Lift up the display PCB 3 Release the harness from the hook Step Procedure Points R9528 Display PCB R9529 R953...

Page 20: ...t the connector S49 control PCB 4 Remove the control PCB 1 Unfasten the 3 hooks Lift up and remove the control PCB 2 Pull out the earth ground wire from the terminal board Step Procedure Points R9531...

Page 21: ...l out the terminals from the terminal board S1 DC fan motor S25 INTELLIGENT EYE sensor PCB S32 indoor heat exchanger thermistor S41 swing motors S46 display PCB S47 signal receiver PCB Step Procedure...

Page 22: ...ng 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 blades 1 Hold the indoor unit up with a piece of...

Page 23: ...izontal Blades Swing Motors Removal Procedure 21 4 Release the shafts in turn Removing order right left inner right inner left Step Procedure Points R9535 right Horizontal blade R9536 left R9537 inner...

Page 24: ...ng Motors Si04 958 22 Removal Procedure 5 Remove the horizontal blades 2 Remove the air outlet ASSYs 1 Remove the sealing material horizontal 2 Remove the sealing material vertical 2 positions Step Pr...

Page 25: ...SY by pushing the 2 hooks at the back Remove the center and right air outlet ASSYs likewise 4 Unfasten the 4 lower hooks and the 2 upper hooks and remove the fan guard The U S models only Remove the o...

Page 26: ...Procedure 3 Remove the swing motors for horizontal blades 1 Release the interlock rod 2 Pull out the drain hose then remove the swing motor unit 3 Remove the screw at the center Step Procedure Points...

Page 27: ...tors If you set the connectors or motors opposite the horizontal blades do not move smoothly or the noise may be heard 1 Set the swing motor for the upper blade first connector white 2 Then set the sw...

Page 28: ...26 Removal Procedure 4 Remove the swing motor for vertical blades 1 Remove the link cover 2 Remove the interlock rod 2 with pliers 3 Remove the interlock rod 1 Step Procedure Points R9552 Link cover...

Page 29: ...Horizontal Blades Swing Motors Removal Procedure 27 4 Remove the 2 screws 5 Remove the swing motor for the vertical blade 6 Disconnect the connector Step Procedure Points R9556 R9557 Swing motor for v...

Page 30: ...Warning Be sure to wait for 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Loosen the screw of the fan motor from the air outlet 2 Remove the...

Page 31: ...edure 29 3 Unfasten the hook at the front and remove the motor fixing plate upper 4 Release the harness from the hook and remove the screw of the motor fixing plate lower Step Procedure Points R9561 H...

Page 32: ...he screw until it stops Then give the screw one more turn 3 Rotate the fan rotor and confirm the fan motor and the fan rotor are installed appropriately 4 Tighten the screw completely if appropriate 5...

Page 33: ...ution In pump down work be sure to stop the compressor before disconnecting the refrigerant piping If the refrigerant piping is disconnected with the compressor operating and the stop valve open air m...

Page 34: ...al Procedure 2 Remove the piping fixture 1 Detach the indoor unit from the installation plate 2 Push the bottom frame 3 Release the piping fixture 4 Remove the piping fixture Step Procedure Points R16...

Page 35: ...g or reassembling the indoor heat exchanger be sure to wear gloves or wrap the indoor heat exchanger with cloths You may be injured by the fins 3 Push the hook on the right side and unfasten it 4 Lift...

Page 36: ...wer supplies before disassembling work Step Procedure Points 1 Remove the right side plate 1 Remove the 2 screws 2 Lift the right side plate and remove it 2 Remove the fan rotor 1 Remove the screw of...

Page 37: ...frame 1 Insert the fan motor with approx 5 mm left 2 Tighten the screw until it stops Then give the screw one more turn 3 Rotate the fan rotor and confirm the fan motor and the fan rotor are installe...

Page 38: ...tes or more after turning off all power supplies before disassembling work Step Procedure Points Unfasten the 2 hooks of each vertical blade ASSY Remove the 3 vertical blade ASSYs Each vertical blade...

Page 39: ...Revision History Month Year Version Revised contents 02 2013 Si04 958 First edition...

Page 40: ...ies 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 acces...

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