Daikin CTKS60QVM User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
Indoor Unit
Inverter
Wall Mounted Type
4.0/5.0/6.0/7.1 kW Class
18000/24000/28000 Btu/h Class
Si041652EB

Service Manual
Removal Procedure
Indoor Unit
zCooling Only zHeat Pump
CTKS60QVM FTHF40RVLT
CTKS71QVM FTHF50RVLT
FTKC50QVM FTHM50HVMV
FTKC60QVM FTHM60HVMV
FTKC71QVM FTHM71HVMV
FTKC50QVMV FTHP40HVLT
FTKC60QVMV FTHP50HVLT
FTKC71QVMV
FTXF60QVMA
FTKC50QVM4 FTXF71QVMA
FTKC60QVM4
FTKC71QVM4 FTXM50QVMA
FTXM60QVMA
FTKC18QV2S FTXM71QVMA
FTKC24QV2S
FTKC28QV2S FTXV50QVMV
FTXV60QVMV
FTKM50QVMA FTXV71QVMV
FTKM60QVMA
FTKM71QVMA

Si041652EB
Removal Procedure 1
Table of Contents
1. Air Filters .................................................................................................2
2. Front Panel..............................................................................................3
3. Front Grille ..............................................................................................4
4. Horizontal Blades ....................................................................................5
5. Electrical Box ..........................................................................................6
6. PCBs .....................................................................................................10
7. Drain Pan / Swing Motors .....................................................................14
8. Fan Guards / Vertical Blade ASSYs......................................................18
9. Indoor Heat Exchanger .........................................................................20
10.Fan Rotor / Fan Motor...........................................................................23
Note: The illustrations may be slightly different depending on the model.

Air Filters Si041652EB
2Removal Procedure
1. Air 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 filters. The air filters are not marked
for difference between the
right and left sides.
When reassembling, insert
the air filter along the guides.
Insert the air filter with the
“FRONT” mark faced up.
Be sure to insert the 2
bottom hooks when installing
the air filters.
1
2
3
Open the front panel.
Unfasten the 2 hooks
and pull out the air filter
downward to remove it.
Remove the other air
filter in the same way.
2. Remove the optional
filters.
The right and left filters are
interchangeable.
1 Unfasten the 4
projections to remove
the optional filter ASSY.
2
3
Unfasten the 5 hooks
and remove the
optional filter from its
frame.
Remove the other
optional filter in the
same way.
Hook Air filter
Front panel
(R22880)
Projection Projection
Back side
Optional filter ASSY
(R22881)
Optional filter
Hook
Hook
(R23512)

Si041652EB Front Panel
Removal Procedure 3
2. 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 Release the shaft on
both sides.
The shaft on each side can
be released easily by
pushing outward.
2 Remove the front panel. When reassembling the front
panel, fit the right and left
shafts one by one into the
grooves and fully push them
in position.
Left Shaft
(R23513)
Shaft
Right
(R23514)
Front panel
(R22884)

Front Grille Si041652EB
4Removal 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 3 screws
of the front grille.
2 Unfasten the 3 hooks at
the top.
The convex marks (…) on
the front panel indicate the
position of the hooks.
When reassembling, make
sure that all the 3 hooks are
fastened.
3 Pull out the upper part
of the front grille, lift up
the lower part and then
remove the front grille.
Front grille
(R22885)
Hook
Top view
(R22886)
Hook
(R22887)
(R22888)

Si041652EB Horizontal Blades
Removal Procedure 5
4. 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 Release the center
shafts of the upper
horizontal blade while
bending the blade
slightly.
2
3
Release the left shaft.
Release the right shaft.
4 Remove the upper
horizontal blade.
Installation procedure
1. Fit the right shaft of the
horizontal blade first. Make
sure to rotate the horizontal
blade so the shaft fits in the
correct position.
2. Fit the horizontal blade to the
center and left shafts.
When reassembling, install
the lower horizontal blade
first.
5 Remove the lower
horizontal blade in the
same way.
Center shaft
Upper horizontal blade
(R22889)
Shaft
Left
(R22890)
Shaft
Right
(R23515)
Upper horizontal blade
(R22892)
Lower horizontal blade
(R22893)

Electrical Box Si041652EB
6Removal Procedure
5. Electrical Box
Warning Be sure to wait for 10 minutes or more after turning off all power supplies before
disassembling work.
Step Procedure Points
1. Disconnect the
connecting wire.
The service cover can be
removed without removing
the front grille.
The service cover has no
hook and may fall when the
screw is loosened. Be
careful not to drop the
service cover.
1 Remove the screw, and
then the service cover.
2
3
Remove the screw, and
then the wire fixture.
Remove the 4 screws
of the terminal strip and
disconnect the
connecting wire.
2. Remove the electrical
box.
When reassembling, make
sure to pass the green earth/
ground wire behind the heat
exchanger tube, except for
FTXF60QVMA. For
FTXF60QVMA, the green
earth/ground wire should
pass above the heat
exchanger tube.
1 Remove the 2 screws
and detach the earth/
ground wires.
Service cover
(R22894)
Connecting
wire
Wire fixture
Terminal strip
(R24136)
Earth/ground wire (green)
Earth/ground wire (green/yellow)
(R23516)
Earth/ground wire
(green/yellow)
Earth/ground
wire (green) (R24088)

Si041652EB Electrical Box
Removal Procedure 7
2 Pull out the indoor heat
exchanger thermistor.
Be careful not to lose the clip
of the thermistor.
The location of the indoor
heat exchanger thermistor
varies depending on the
model.
3 Unfasten the 4 hooks
and remove the
electrical box cover.
When reassembling, make
sure that the 4 hooks are
securely fastened.
4
5
Disconnect the
connector [S200].
Release the harnesses
from the 4 hooks and
the groove.
[S200]: fan motor
Step Procedure Points
Indoor heat exchanger thermistor
(R22897)
(R11268)
Clip
Hook
Hook
Hook
Electrical box
cover
(R22898)
[S200]
Hook
Groove (R23517)

Electrical Box Si041652EB
8Removal Procedure
6
7
Disconnect the
connector [S6].
Release the harnesses
from the 2 hooks and
the groove.
[S6]: swing motor for horizontal
blades
8
9
Disconnect the
connector [S11].
Release the harnesses
from the 2 hooks and
the groove.
[S11]: swing motor for vertical
blades
Some models do not have
the harness for [S11].
10
11
Disconnect the
connector [S26].
Release the harnesses
from the 3 hooks and
the groove.
[S26]: display/signal receiver
PCB
Step Procedure Points
Groove Hook [S6] (R23518)
[S11]
HookGroove (R23519)
[S26]
Groove Hook (R23520)