Daikin FTE09JV2S User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
Indoor Unit
Inverter/Non-Inverter
Wall Mounted Type
9000/12000 Btu/h Class
Si04-960

Service Manual
Removal Procedure
Indoor Unit
zCooling Only zHeat Pump
FTE09JV2S
FTE12JV2S
FTXS09HVJU
FTXS12HVJU

Si04-960
Removal Procedure 1
Table of Contents
1. Removal of Air Filter................................................................................2
2. Removal of Front Grille ...........................................................................4
3. Removal of Horizontal Blades / Vertical Blades......................................6
4. Removal of Electrical Box / PCB / Swing Motor......................................8
5. Removal of Indoor Heat Exchanger......................................................13
6. Removal of Drain Plug (Right / Left Replacement) ...............................16
7. Removal of Fan Rotor / Fan Motor........................................................17
Note: The illustrations may be slightly different depending on the model.

Removal of Air Filter Si04-960
2Removal Procedure
1. Removal of Air Filter
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1. External features
If ON/OFF button is pressed
for 5 seconds, a forced
cooling operation is carried
out for approx. 15 minutes.
2. Remove the air filters.
1Hold the protrusions on
the left and right sides
of the front panel and
open the front panel
until it stops with a click.
2Lift the center section of
the air filter and
disengage the hooks.
Remove the air filter by
pulling it forward.
Left and right filters are
interchangeable.
When reassembling, insert
air filter along the guide.
ON/OFF button
Operation
lamp (Green)
Timer lamp
(Yellow)
Signal
receiver
(R4108)
Front panel
(R3089)
Air filter
(R2511)

Si04-960 Removal of Air Filter
Removal Procedure 3
3. Remove the front panel.
1Open up the panel to
the position higher than
where it stops.
Support the front panel by one
hand, while remove the rotation
axis at the upper center by the
other hand.
2Remove the front panel
from the unit.
When reassembling the front
panel, make sure that the
rotation axes are in the guide
groove, and then shut the
panel.
Step Procedure Points
Slide the center rotation axis to the left and remove it out.
Rotation axis
(R2512)
(R2513)
(R2514)

Removal of Front Grille Si04-960
4Removal Procedure
2. Removal of Front Grille
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1. Remove the service cover.
1Remove the screw of
the service cover.
Open the service cover
upward.
2. Remove the front grille
assembly.
1Remove the 2 screws,
which fix the front grille
to the main body.
(R2022)
Service cover
Connection
wires
(R10729)
(R2517)
16mm
(R2518)

Si04-960 Removal of Front Grille
Removal Procedure 5
2Release the 2 hooks on
the upper part.
In case that the hooks
cannot be pressed from
above, remove the front
panel and then remove
the front grille while
pushing the hook
through a clearance
between the front grille
and the heat
exchanger.
At the upper part there are 2
hooks.
Release the hooks by
pressing knobs with a flat
screwdriver.
3The front grille can be
removed by pulling out
the upper part forward
and lifting up the lower
part.
When reassembling the
front grille, make sure
whether each hook is set as
it was.
Step Procedure Points
Front
grille
Hook
(R2519)
(R2520)
Front grille
(R2521)

Removal of Horizontal Blades / Vertical Blades Si04-960
6Removal Procedure
3. Removal of Horizontal Blades / Vertical Blades
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1. Remove the horizontal
blades.
1Open the horizontal
blade.
2Disengage the
horizontal blade from
the retaining section.
3Bend the horizontal
blade slightly and
remove it from the unit.
Horizontal blade
(R2522)
(R2523)
(R2524)

Si04-960 Removal of Horizontal Blades / Vertical Blades
Removal Procedure 7
For reassembling.
1. Since the key pattern hook
is provided on the right side,
insert the edge of the blade
to the pivot while rotating it.
2. Fit the horizontal blade to
the other 2 pivots.
2. Remove the vertical blades.
1Disengage the vertical
blades from the fixing
plate.
2Remove the vertical
blades forward.
5 vertical blades are
integrated with the joint rod.
(Only one blade cannot be
exchanged.)
Step Procedure Points
(R2032)
Vertical blades
(R3090)
Fixing plate
(R2527)

Removal of Electrical Box / PCB / Swing Motor Si04-960
8Removal Procedure
4. Removal of Electrical Box / PCB / Swing Motor
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
Remove the front grille.
1. Remove the electrical box.
1Disconnect the
connecting wires.
2Remove the screw on
the wire fixture.
Pay attention to the direction
of the retainer of the
thermistor so that the
retainer does not touch the
harness.
3Disconnect the
connectors for fan
motor [S1] [S7].
4Disconnect the
connector for swing
motor [S6].

5Pull out the indoor heat
exchanger thermistor.
Terminal board
Indoor heat exchanger
thermistor
Swing motor
Earth screw
[S1]
[S7]
[S6]
(R18517)
Wire
fixture
(R18518)
Indoor heat
exchanger
thermistor
Retainer of
thermistor
[S1]
Connector
for fan motor
[S7]
Connector
for fan motor
[S6]
Connector
for swing
motor
(R18519)

Si04-960 Removal of Electrical Box / PCB / Swing Motor
Removal Procedure 9
6Remove the screw on
the terminal board.
The electrical box can be
removed without
disengaging the terminal
board.
7Remove the screw on
the electrical box.
8Pull up the electrical
box forward to remove.
A hook is provided on the
behind.
Step Procedure Points
(R10733)
Electrical box
(R10734)
(R10735)

Removal of Electrical Box / PCB / Swing Motor Si04-960
10 Removal Procedure
2. Remove the printed circuit
board (PCB).
1Remove the shield
plate.
2To remove the front
cover of the electrical
box, disengage the
knobs by pushing the 2
hooks at the top and the
bottom.
3Slide the front cover of
the electrical box to the
left and remove it.
Step Procedure Points
(R10736)
Shield plate (R10737)
Pushing point
Pushing point
Push
(R10738)
Front
cover
(R10739)

Si04-960 Removal of Electrical Box / PCB / Swing Motor
Removal Procedure 11
4Disengage the 4 hooks
on the back of the
signal receiver PCB.
5Signal receiver PCB
Step Procedure Points
Signal receiver PCB
(R10740)
(R2539)
Hook Hook
[S26]
[S27]
LED1
(Green)
LED2
(Yellow)
[SW7]
ON/OFF button Thermistor (R18641)

Removal of Electrical Box / PCB / Swing Motor Si04-960
12 Removal Procedure
6Control PCB
3. Remove the swing motor
assembly.
1To remove the swing
motor assembly,
remove the 2 screws.
Step Procedure Points
JB
JC
[S1] (Fan motor)
Glass tube fuse 3.15A 250V
(R18642)
[S7]
(Fan motor)
[S6]
(Swing motor)
[S32]
(Indoor heat exchanger thermistor)
JA
(Address)
(R2542)
Swing motor
(R2543)

Si04-960 Removal of Indoor Heat Exchanger
Removal Procedure 13
5. Removal of Indoor Heat Exchanger
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
Conduct pump-down
operation. Warning
If refrigerant leaks, repair the
leak location, then collect all
refrigerant from the unit.
Conduct vacuum drying, and
charge proper amount of
refrigerant.
Warning
Do not mix any gas (including
air) other than the specified
refrigerant (R-22) into
refrigerating cycle.
(Mixing of air or other gas
causes abnormal
temperature rise in
refrigerating cycle, and this
results in pipe rupture or
personal injuries.)
Pay attention so that the
residual drain does not
make the floor wet.
In case that a drain hose is
buried inside a wall, remove
it after the drain hose in the
wall is pulled out.
1Remove the 1 screw.
2Remove the drain hose.
Make curing so that the
residual drain water
does not leak out.
3Disengage the
insulation tube and
disconnect the flare
nuts for the gas piping
and the liquid piping.
Use two wrenches to
disconnect the pipings.
After pipes are
disconnected, close all pipe
openings with caps to
prevent dust and moisture
from entering pipes.
4Disengage the indoor
unit from the installation
plate.
Drain hose
(R2544)
(R2545)

Removal of Indoor Heat Exchanger Si04-960
14 Removal Procedure
5Release the hooks of
the piping fixture on the
back.
6Slightly widen the
auxiliary piping.
Step Procedure Points
(R2546)
Piping fixture
(R2547)
(R2548)

Si04-960 Removal of Indoor Heat Exchanger
Removal Procedure 15
7Release the hooks and
pull the indoor heat
exchanger forward.
The hooks are
symmetrically placed in
the right and the left.
Caution
When removing or re-
assembling heat exchanger,
be sure to wear protective
gloves or wrap indoor heat
exchanger with cloths. (Fins
can cut fingers.)
Lift the indoor heat
exchanger slightly upward to
the right, and the left hook
comes to be disengaged
easily.
8Lift and remove the
indoor heat exchanger.
Step Procedure Points
Hook
(R18520)
Indoor heat exchanger
(R18521)
(R2551)

Removal of Drain Plug (Right / Left Replacement) Si04-960
16 Removal Procedure
6. Removal of Drain Plug (Right / Left Replacement)
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1Disconnect the drain
hose.
The drain pan is integrated
with the bottom plate.
2Pull out the drain plug
from the left hole on the
drain pan by hand.
3Insert the drain hose. Push it into the inner part
firmly.
4Push the drain plug into
the right hole.
Push it into the inner part
firmly.
Drain hose
(R2552)
Drain
plug
(R2553)
(R2554)
(R18522)
Hexagonal wrench (4 mm)

Si04-960 Removal of Fan Rotor / Fan Motor
Removal Procedure 17
7. Removal of Fan Rotor / Fan Motor
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1To remove right side
panel, remove the 3
screws.
When reassembling the fan
motor, provide as much as
5mm of play between the
side face of the rotor and the
bottom frame.
Insert the fan motor approx.
5mm
Tighten the screw until it
stops. Then give the screw
one more turn.
Rotate the fan rotor and
confirm the fan motor and
the fan rotor are installed
appropriately.
Tighten the screw
completely if appropriate.
If not appropriate, go back to
.
2Disengage the hook
and remove the right
side panel.
(R2556)
(R2557)
Right side
panel
5mm
Side face of rotor
(R2808)
Side face of
bottom frame
(R9582)
Hook
(R2558)
(R2559)

Removal of Fan Rotor / Fan Motor Si04-960
18 Removal Procedure
3Loosen the screw on
the fan rotor.
4Remove the fan motor
and fan rotor.
5Remove the screw on
the left side panel.
Step Procedure Points
Fan rotor
(R2560)
Fan motor
(R2561)
Hook
(R2562)