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Vertical Blade ASSYs

Si041258EA

6

Removal Procedure

5. Vertical Blade ASSYs

Warning

Š

Be sure to wait for 10 minutes or more after turning off all power supplies before 
disassembling work.

Step

Procedure

Points

1

Unfasten the right and 
left hooks of the fan 
guard with pliers.

„

Narrow the edges of the 
hook to unfasten it.

2

Unfasten the 4 hooks at 
the bottom. Remove the 
fan guard.

„

Remove the other fan guard 
in the same way.

3

Unfasten the hooks of 
the vertical blade ASSY 
at the upper 2 positions.

„

A vertical blade ASSY has 6 
fins. It is impossible to 
replace only one fin.

„

The vertical blade ASSY is 
not marked for difference 
between right and left.

4

Unfasten the 3 hooks at 
the shaft mounting part 
by pressing them with a 
flat screwdriver.

„

Remove the other vertical 
blade ASSY in the same 
way.

5

Remove the vertical 
blade ASSY.

Hook

Fan guard

Hook

(R14608)

(R11646)

Hook

(R11647)

Hook

(R18159)

Hook

Vertical blade ASSY

(R8022)

Hook

Summary of Contents for CTXS15K2V1B

Page 1: ...REMOVAL PROCEDURE S E R V I C E M A N U A L Indoor Unit Inverter Wall Mounted Type 1 5 2 0 2 5 3 5 kW Class Si041258EA ...

Page 2: ...Service Manual Removal Procedure Indoor Unit zHeat Pump CTXS15K2V1B CTXS35K2V1B FTXM20K3V1B FTXM25K3V1B FTXS20K2V1B FTXS25K2V1B ...

Page 3: ...r Filters 2 2 Horizontal Blade 3 3 Front Panel 4 4 Front Grille 5 5 Vertical Blade ASSYs 6 6 Electrical Box 7 7 Swing Motor PCBs 9 8 Indoor Heat Exchanger 13 9 Fan Rotor Fan Motor 16 Note The illustrations may be slightly different depending on the model ...

Page 4: ...mark faced up Be sure to insert the hooks at 2 lower positions when mounting the air filter 2 Remove the Titanium apatite photocatalytic air purifying filters 1 Remove the Titanium apatite photocatalytic air purifying filter ASSY by unfastening the 2 projections from the back of the air filter 2 Remove the Titanium apatite photocatalytic air purifying filter from its frame at 5 positions by bendin...

Page 5: ...can be released easily by bending the blade 2 Unfasten the center shaft while bending the horizontal blade slightly Installation procedure 1 Since the key pattern hook is provided rotate the blade and fit it to the right shaft first 2 Fit the blade to the center and left shafts 3 Unfasten the left shaft 4 Unfasten the right shaft 5 Remove the horizontal blade Horizontal blade R18157 R16661 Shaft R...

Page 6: ...n where it stops 2 Release the right rotary shaft The rotary shaft on each side can be released easily by sliding each shaft inward 3 Release the left rotary shaft 4 Remove the front panel When reassembling the front panel fit the right and left rotary shafts one by one into the grooves and fully push them in position Left side Front panel Right side R16664 Right R16665 Rotary shaft R16666 Left Ro...

Page 7: ...ng work Step Procedure Points 1 Remove the 2 screws 2 Unfasten the 3 hooks at the top 3 Pull the upper part of the front grille out and lift the lower part up and then remove the front grille The convex marks on the front panel indicate the position of the hooks When reassembling make sure that all the 3 hooks are fastened R16668 R18158 Hook Front grille R12715 ...

Page 8: ...emove the fan guard Remove the other fan guard in the same way 3 Unfasten the hooks of the vertical blade ASSY at the upper 2 positions A vertical blade ASSY has 6 fins It is impossible to replace only one fin The vertical blade ASSY is not marked for difference between right and left 4 Unfasten the 3 hooks at the shaft mounting part by pressing them with a flat screwdriver Remove the other vertic...

Page 9: ...e connecting wires 1 Remove the screw and remove the service cover 2 Remove the screw of the wire fixture 3 Remove the screws of the terminal board and disconnect the connecting wires 4 Pull out the indoor heat exchanger thermistor Take care not to lose the clip of thermistor R18160 Service cover R18237 Wire fixture Connecting wires Terminal board R12045 Indoor heat exchanger thermistor Clip R1126...

Page 10: ...arnesses from the hook S200 fan motor 4 Remove the screw of the electrical box When reassembling catch the hook at the back of the electrical box 5 Slide the electrical box to the right first and detach the horizontal blade fromthe electrical box 6 Pull out the electrical box Step Procedure Points Screw Earth ground wire R18956 R15844 S200 R16649 Hook R18162 R18163 Hook Bottom frame ...

Page 11: ... Remove the screw of the swing motor 2 Unfasten the hook and disconnect the connector The connector of the swing motor has a hook Press the hook with a flat screwdriver to unfasten it 2 Remove the PCBs 1 Unfasten the hooks at the upper 2 positions of the shield plate 2 2 Unfasten the hook at the lower position and remove the shield plate 2 Swing motor R11650 R8037 R14847 R14603 Hook Shield plate 2...

Page 12: ...ASSY 4 Remove the INTELLIGENT EYE fixing plate by twisting it 5 Unfasten the 3 hooks and remove the INTELLIGENT EYE sensor PCB 6 Disconnect the connector S36 from the INTELLIGENT EYE sensor PCB Step Procedure Points R16674 Display PCB ASSY Hook R16675 INTELLIGENT EYE fixing plate R16652 R16676 S36 ...

Page 13: ...unfasten the 3 hooks to remove the display PCB 8 Disconnect the connector S27 from the display PCB S27 control PCB 9 Unfasten the 2 hooks of the shield plate 1 10 Remove the shield plate 1 Step Procedure Points R18164 Display PCB rear side Hook Hook R18165 S27 R12061 Hook Shield plate 1 ...

Page 14: ...from the 4 hooks 12 Disconnect the terminals from the terminal board 1 black front 2 white back 3 red front green yellow front green back 13 14 Unfasten the 4 hooks of the control PCB Remove the control PCB Step Procedure Points R12062 Hook R14609 R18277 Hook Hook Control PCB ...

Page 15: ...assembling 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 ho...

Page 16: ...rom the installation plate 2 Unfasten the hook of the piping fixture on the back of the indoor unit 3 Slightly widen the auxiliary piping 4 Remove the screw on the left side and unfasten the hook on the rear side Step Procedure Points R17289 Piping fixture R18166 Auxiliary piping R8040 R11269 Hook Screw R17336 Hook ...

Page 17: ... 15 5 Push and unfasten the hook on the right side and lift up the indoor heat exchanger 6 Pull the indoor heat exchanger to the front side to unfasten the hooks completely and then remove it Step Procedure Points Hook R8042 R8043 Indoor heat exchanger ...

Page 18: ... before disassembling work Step Procedure Points 1 Remove the screw of the right side panel 2 Unfasten the hook of the right side panel 3 Remove the right side panel 4 The fan motor has 3 projections on the right side The fan rotor has a rotating shaft on the left side 5 Remove the fan rotor Right side panel R8044 Hook R18280 Fan rotor Fan motor R8047 R8048 ...

Page 19: ...otor cover 8 Pull out the fan motor from the fan rotor to remove The magnet of the fan motor is united with the fan rotor Be careful not to attract metal waste to the magnet Keep away from the materials that can be affected by magnetic force also Step Procedure Points R18167 Bearing R8051 Hook Motor cover Magnet Coil Fan motor R8052 R21825 ...

Page 20: ...Revision History Month Year Version Revised contents 04 2013 Si041258 First edition 04 2015 Si041258EA Model addition FTXM20 25K3V1B ...

Page 21: ...ories 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 instruct...

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