Daikin FTXZ09NV1S User manual

REMOVAL

PROCEDURE

SERVICE MANUAL

Indoor Unit

Inverter

Wall Mounted Type

2.5/3.5/5.0 kW Class

9000/12000/18000 Btu/h Class

Si041411E

Service Manual

Removal Procedure

Indoor Unit

zHeat Pump

FTXZ09NV1S

FTXZ12NV1S

FTXZ18NV1S

FTXZ25NVM

FTXZ35NVM

FTXZ50NVM

FTXZ25NVM4

FTXZ35NVM4

FTXZ50NVM4

FTXZ25NVMM

FTXZ35NVMM

FTXZ50NVMM

FTXZ25NVMV

FTXZ35NVMV

FTXZ50NVMV

Si041411E

Removal Procedure 1

Table of Contents

1. Front Panel..............................................................................................2

2. Streamer Unit / Dust Box ........................................................................3

3. Filters ......................................................................................................4

4. Front Grilles / Horizontal Blades .............................................................5

5. Electrical Box / PCBs ..............................................................................9

6. Filter Cleaning Unit................................................................................18

7. Swing Motors ........................................................................................22

8. Indoor Heat Exchanger .........................................................................26

9. Fan Rotor / Fan Motor...........................................................................29

Note: The illustrations may be slightly different depending on the model.

Front Panel Si041411E

2Removal Procedure

1. Front Panel

Warning Be sure to wait for 10 minutes or more after turning off all power supplies before

disassembling work.

Step Procedure Points

1. Appearance features

2. Remove the front panel.

1Open the front panel.

Slide the left rotary

shaft to the outside and

release it.

Release the right rotary

shaft in the same way.

4Remove the front

panel.

(R19803)

Front panel

(R19804)

(R19805)

Rotary shaft (left)

(R19806)

Rotary shaft (right)

(R19807)

Si041411E Streamer Unit / Dust Box

Removal Procedure 3

2. Streamer Unit / Dust Box

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 streamer

unit.

The streamer unit can be

removed without removing

the front panel.

1Remove the streamer

unit.

2. Remove the dust box.

1Slide the right and left

knobs on the dust box

inward and remove the

dust box.

Slide the cover to the

left and unlock it.

Turn the cover and

open the dust box.

4Pull out the dust brush.

Streamer unit

(R19808)

Dust box

Knob

(R19809)

(R19810)

Cover

Dust brush

(R19811)

Filters Si041411E

4Removal Procedure

3. Filters

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 air filter. Remove the dust box before

removing the air filters.

1Pull down the filter

holding frame.

2Turn up the display unit.

Pull the air filter

downward and remove

it.

Remove the other air

filter in the same way.

2. Remove the photocatalytic

air-purifying and

deodorizing filter.

1Remove the

photocatalytic air-

purifying and

deodorizing filter.

Filter holding frame

(R19813)

(R19814)

Display unit

Air filter

(R19815)

Photocatalytic air-purifying

and deodorizing filter (R19817)

Si041411E Front Grilles / Horizontal Blades

Removal Procedure 5

4. Front Grilles / Horizontal Blades

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 grille

(left).

1Open the 2 horizontal

blades.

2Remove the 2 screws

of the front grille (left).

3Unfasten the 2 hooks

and remove the front

grille (left).

Horizontal blade

(R20710)

Front grille (left)

(R20711)

Hook

(R20712)

Hook

Front Grilles / Horizontal Blades Si041411E

6Removal Procedure

2. Remove the front grille

(right).

1Remove the 3 screws

of the front grille (right).

2Unfasten the 2 hooks

and remove the front

grille (right).

3. Remove the front grille

(bottom).

1Remove the screw

cover with a flat head

screwdriver.

Step Procedure Points

Front grille (right)

(R20713)

Hook

(R20714)

Screw cover

(R19824)

Si041411E Front Grilles / Horizontal Blades

Removal Procedure 7

2Remove the screw and

remove the service

cover ASSY.

3Open the air inlet cover.

4Unfasten the 8 hooks

and remove the front

grille (bottom).

If piping work is difficult,

remove the piping cover and

cut the front grille (bottom) to

expand the opening.

Step Procedure Points

(R19825)

Service cover ASSY

(R19826)

Air inlet cover (R19827)

Hook

Hoo

Hook

Front grille

(bottom) (R19828)

Cut

(R19829)

Piping cover

Front Grilles / Horizontal Blades Si041411E

8Removal Procedure

4. Remove the horizontal

blades.

Release the center

shaft of the horizontal

blade (upper).

Release the left and

right shafts and remove

the horizontal blade

(upper).

Release the shaft of the

horizontal blade (lower)

in the same way.

Remove the horizontal

blade (lower).

5. Remove the air inlet

cover.

1Release the shafts of

the air inlet cover in the

order of right, center,

and left and remove the

air inlet cover.

Step Procedure Points

(R19830)

Horizontal blade (upper)

Horizontal blade (lower)

(R19831)

(R20715)

Air inlet cover

This manual suits for next models

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