Daikin CTXG25K2VMW User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
Indoor Unit
Inverter
Wall Mounted Type
2.5/3.5/5.0 kW Class
Si041256

Service Manual
Removal Procedure
Indoor Unit
zHeat Pump
CTXG25K2VMW
CTXG25K2VMS
CTXG35K2VMW
CTXG35K2VMS
CTXG50K2VMW
CTXG50K2VMS
FTXG25JV1BW
FTXG25JV1BA
FTXG35JV1BW
FTXG35JV1BA
FTXG50JV1BW
FTXG50JV1BA

Si041256
Removal Procedure 1
Table of Contents
1. Air Filters / Front Panel ...........................................................................2
2. Horizontal Blades ....................................................................................4
3. Front Grille ..............................................................................................5
4. Front Panel Mechanism ASSY................................................................7
5. Display Lens ASSY .................................................................................9
6. Reduction Motor / Limit Switch..............................................................10
7. Fan Guards / Electrical Box ..................................................................11
8. PCBs .....................................................................................................13
9. Swing Motors ........................................................................................16
10.Indoor Heat Exchanger .........................................................................17
11.Fan Rotor / Fan Motor...........................................................................20
12.Vertical Blade ASSYs............................................................................22
Note: The illustrations may be slightly different depending on the model.

Air Filters / Front Panel Si041256
2Removal Procedure
1. Air Filters / 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. Remove the air filters.
1Open the front panel.
2Keep the front panel
open with the support
plate.
3Remove the air filter. The air filter is not marked
for difference between the
right and left sides.
The air filter can be set
easily by inserting it along
the guides.
Be sure to insert the hooks
(at 2 lower positions) when
installing the air filter.
2. Remove the Titanium
apatite photocatalytic air-
purifying filter.
The Titanium apatite
photocatalytic air-purifying
filter is not marked for
difference between the right
and left sides.
1Remove the Titanium
apatite photocatalytic
air-purifying filter.
Front panel
(R12069)
(R12070)
Support plate
(R18232)
Air filter
Titanium apatite
photocatalytic air-
purifying filter
(R18168)

Si041256 Air Filters / Front Panel
Removal Procedure 3
3. Remove the front panel.
1Open the front panel.
2Release the front panel
locks on each side.
3Remove the front panel.
Step Procedure Points
(R12075)
(R12076)
Front panel lock
Right
(R12077)
Left
(R12078)

Horizontal Blades Si041256
4Removal Procedure
2. Horizontal Blades
Warning Be sure to wait for 10 minutes or more after turning off all power supplies before
disassembling work.
Step Procedure Points
1Bend the horizontal
blade (large) slightly
and release the center
shaft.
2Release the left shaft.
3Slide the horizontal
blade (large) to the left
and release the right
shaft.
4Remove the horizontal
blade (small) likewise.
(R12079)
Horizontal blade
(large)
(R12080)
(R12081)

Si041256 Front Grille
Removal Procedure 5
3. Front Grille
Warning Be sure to wait for 10 minutes or more after turning off all power supplies before
disassembling work.
Step Procedure Points
1Remove the 2 screws
of the decoration panel
(right).
2Open the decoration
panel (right).
Unfasten the 3 hooks
and remove it.
3Remove the decoration
panel (left) in the same
way.
4Remove the screw and
remove the service
cover.
5Disconnect the relay
connector for the
reduction motor.
Decoration panel
(R12085)
(R12086)
(R12087)
Service cover
(R12088)
Relay connector

Front Grille Si041256
6Removal Procedure
6Open the 2 screw
covers with a flat
screwdriver.
7Remove the 4 screws.
8Unfasten the 3 hooks
on the top of the front
grille.
9Remove the front grille.
Step Procedure Points
Screw cover
(R12089)
(R12090)
(R12092)
Front grille
(R12093)

Si041256 Front Panel Mechanism ASSY
Removal Procedure 7
4. Front Panel Mechanism ASSY
Warning Be sure to wait for 10 minutes or more after turning off all power supplies before
disassembling work.
Step Procedure Points
1Remove the 2 screws
of the front grille (right).
2Remove the guide
panel.
3Remove the front panel
mechanism ASSY
(right), holding the
shaft.
Remove the front panel
mechanism ASSY (left) in
the same way.
(R12094)
(R12095)
Guide panel
Front panel
mechanism ASSY
(R12096)
Shaft

Front Panel Mechanism ASSY Si041256
8Removal Procedure
4Remove the shaft
holder and the cover
shaft.
5Remove the shaft.
Step Procedure Points
Cover shaft
Shaft holder
(R12097)
(R12098)