Daikin FTKJ09NV1SW User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
Indoor Unit
Inverter
Wall Mounted Type
2.0/2.5/3.5/4.1/4.2/5.0 kW Class
9000/12000/18000 Btu/h Class
Si041401EB

Service Manual
Removal Procedure
Indoor Unit
zCooling Only zHeat Pump
FTKJ09NV1SW CTXG25PVMAW FTXJ20LV1BW
FTKJ09NV1SS CTXG25PVMAS FTXJ20LV1BS
FTKJ12NV1SW CTXG35PVMAW FTXJ25LV1BW
FTKJ12NV1SS CTXG35PVMAS FTXJ25LV1BS
FTKJ18NV1SW CTXG50PVMAW FTXJ35LV1BW
FTKJ18NV1SS CTXG50PVMAS FTXJ35LV1BS
FTXJ50LV1BW
FTKJ25NVMW CTXG09QVJUW FTXJ50LV1BS
FTKJ25NVMS CTXG09QVJUS
FTKJ35NVMW CTXG12QVJUW FTXJ25NVLTW
FTKJ35NVMS CTXG12QVJUS FTXJ41NVLTW
FTKJ42NVMW CTXG18QVJUW
FTKJ42NVMS CTXG18QVJUS FTXJ25NVMVW
FTKJ50NVMW FTXJ25NVMVS
FTKJ50NVMS FTXG20LV1BW FTXJ35NVMVW
FTXG20LV1BS FTXJ35NVMVS
FTKJ25NVM4W FTXG25LV1BW FTXJ50NVMVW
FTKJ25NVM4S FTXG25LV1BS FTXJ50NVMVS
FTKJ35NVM4W FTXG35LV1BW
FTKJ35NVM4S FTXG35LV1BS FTXJ25PVMAW
FTKJ50NVM4W FTXG50LV1BW FTXJ25PVMAS
FTKJ50NVM4S FTXG50LV1BS FTXJ35PVMAW
FTXJ35PVMAS
FTKJ25NVMMW FTXJ50PVMAW
FTKJ25NVMMS FTXJ50PVMAS
FTKJ35NVMMW
FTKJ35NVMMS
FTKJ50NVMMW
FTKJ50NVMMS
FTKJ25NVMVW
FTKJ25NVMV
FTKJ35NVMVW
FTKJ35NVMVS
FTKJ50NVMVW
FTKJ50NVMVS

Si041401EB
Removal Procedure 1
Table of Contents
1. Air Filters / Front Panels..........................................................................2
2. Horizontal Blades ....................................................................................5
3. Front Grille ..............................................................................................6
4. Front Panel Mechanism ASSYs..............................................................8
5. Limit Switch / Reduction Motor..............................................................12
6. Electrical Box ........................................................................................14
7. PCBs .....................................................................................................16
8. Swing Motors ........................................................................................19
9. Indoor Heat Exchanger .........................................................................24
10.Fan Rotor / Fan Motor...........................................................................26
11.Vertical Blade ASSYs............................................................................28
Note: The illustrations may be slightly different depending on the model.

Air Filters / Front Panels Si041401EB
2Removal Procedure
1. Air Filters / Front Panels
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.
1 Open the front panel
(upper).
2 Keep the front panel
(upper) open with the
support plate.
3 Remove the air filter. The air filter is not marked
for difference between the
right and left sides.
When reassembling, insert
the air filter along the guides.
Be sure to insert the 2
bottom hooks when
reassembling 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.
1 Remove the Titanium
apatite photocatalytic
air-purifying filter.
Front panel (upper)
(R19958)
Support plate
(R19959)
Air filter
(R19960)
Titanium apatite
photocatalytic air-
purifying filter
(R18168)

Si041401EB Air Filters / Front Panels
Removal Procedure 3
3. Remove the front panels.
1 Open the front panel
(upper).
2
3
Release the front panel
(upper) locks on each
side.
Remove the front panel
(upper).
4 Slide the front panel
(lower) upward until it
stops.
You can slide the front panel
(lower) only when the front
panel mechanism ASSY is
pulled out forward.
Step Procedure Points
(R19961)
(R23800)
Left side
(R23801)
Right side
Front panel mechanism ASSY
Front panel (lower)
(R19964)
(R19965)

Air Filters / Front Panels Si041401EB
4Removal Procedure
5 Tap the front panel
(lower) from below at
the bottom of each side
and remove the front
panel (lower).
Step Procedure Points
(R19966)
(R19967)

Si041401EB Horizontal Blades
Removal Procedure 5
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
1
2
Open the front panel
(upper).
Slide the front panel
(lower) upward until it
stops.
You can remove the
horizontal blades without
removing front panel (upper)
and front panel (lower).
3 Bend the horizontal
blade (large) slightly
and release the center
shaft.
4 Release the left shaft.
5
6
Slide the horizontal
blade (large) to the left
to release the right
shaft and remove it.
Remove the horizontal
blade (small) likewise.
Front panel (upper)
Front panel (lower)
(R19968)
Horizontal blade (large)
(R19969)
(R19970)
horizontal
blade
(small)
horizontal
blade
(large) (R23802)

Front Grille Si041401EB
6Removal Procedure
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
1 Remove the screw, and
then the service cover.
2
3
Disconnect the relay
connector for reduction
motor and the
connector for wireless
LAN connection
adaptor.
Release the harnesses
from the clamp.
4 Remove the 2 screw
covers using a flat
screwdriver, and then
the 2 screws.
Service cover
(R19972)
Clamp
Connector for
wireless LAN
connection
adaptor
Relay connector
for reduction
motor
(R23803)
Screw cover (R19975)

Si041401EB Front Grille
Removal Procedure 7
5 Remove the 2 screws.
6 Unfasten the 3 hooks
and remove the front
grille.
Step Procedure Points
(R19976)
Hook
Front grille (R19977)

Front Panel Mechanism ASSYs Si041401EB
8Removal Procedure
4. Front Panel Mechanism ASSYs
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 2 screws
on the decoration panel
(right).
2 Pull out (forward) the
front panel mechanism
ASSY on both the right
and left sides.
3
4
Open the decoration
panel (right).
Unfasten the 3 hooks
and remove the
decoration panel (right).
5 Remove the 2 screws
on the front panel
mechanism ASSY
(right).
Decoration
panel (right)
(R19978)
(R19979)
Front panel mechanism ASSY
Hook
(R19980)
(R19981)