Daikin FH26NUV14 Manuel utilisateur
REMOVAL
PROCEDURE
SERVICE MANUAL
Indoor Unit
Non-Inverter
Ceiling Suspended Type
2.5/3/4/5/6 HP Class
Si241304
Service Manual
Removal Procedure
Indoor Unit
Indoor Models
zCooling Only
FH21NUV14
FH26NUV14
FH36NUV14
FH42NUV14
FH48NUV14
FH36NUV2S
FH42NUV2S
FH48NUV2S
Si241304
Removal Procedure 1
Table of Contents
1. Procedure to Remove Air Filter and Suction Grille .................................2
2. Procedure to Remove Electrical Parts and PCB.....................................3
3. Procedure to Remove Horizontal Blade..................................................5
4. Procedure to Remove Fan Rotor and Motor ...........................................6
5. Procedure to Remove Fan Bearing.........................................................8
6. Procedure to Remove Bottom Panel and Drain Pan...............................9
7. Procedure to Remove Swing Motor ......................................................10
Procedure to Remove Air Filter and Suction Grille Si241304
2Removal Procedure
1. Procedure to Remove Air Filter and Suction Grille
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1Press the 2 tabs and
open the suction grilles.
2Press the air filter
installation panel from 2
places in the direction
of the arrow, and pull
the air filter out toward
yourself.
3Grip the suction grille
hinge strongly and
remove the suction
grille.
Suction grille
hinge
Si241304 Procedure to Remove Electrical Parts and PCB
Removal Procedure 3
2. Procedure to Remove Electrical Parts and PCB
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1Loosen the 2 screws of
the control box cover
and remove the control
box cover.
2Remove the 2 screws
of the control box.
3Pull down the control
box and let it hang by
the 2 locations in the
rear. Electrical parts
can now be removed.
Control box cover
Control box
Rear panel
Control box
Procedure to Remove Electrical Parts and PCB Si241304
4Removal Procedure
4Disconnect all
connector mounted on
the PCB.
5Remove the PCB
installation screw.
(4 Point)
Step Procedure Points
Si241304 Procedure to Remove Horizontal Blade
Removal Procedure 5
3. Procedure to Remove Horizontal Blade
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1Gently bend the support
plate located at the
center of the horizontal
blade, and detach the
center shaft.
(2 shafts provided on
Types 36, 42 and 48.)
2Then gently bend the
center of the horizontal
blade, and take both
the end shafts out of
their bearings.
∗When removing the
horizontal blade from the
bearings at both ends, be
careful not to get the blow
port thermal insulation
scratched.
Reassembling precautions
1The shaft at the right
end of the horizontal
blade is cut in D shape.
Fit this D-shaped end to
the D-profiled bearing.
Reattach the horizontal
blade at the right side
first.
Horizontal blade
D cut
Procedure to Remove Fan Rotor and Motor Si241304
6Removal Procedure
4. Procedure to Remove Fan Rotor and Motor
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1Press the 2 tabs of the
fan housing toward the
inside with your fingers,
and pull out the fan
housing.
2Loosen the 2 hexagon
set screws of the
intermediate bearing.
Fan housing
Intermediate
bearing
Si241304 Procedure to Remove Fan Rotor and Motor
Removal Procedure 7
3Slide the intermediate
bearing to the right and
remove the fan rotor
assy.
4Remove the 2 fan
motor fasteners.
5Remove the fan motor. ∗Finally reconnect the fan
motor connector, cover it
with the glass tube and
secure it with the tie-wrap.
Step Procedure Points
Procedure to Remove Fan Bearing Si241304
8Removal Procedure
5. Procedure to Remove Fan Bearing
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
∗Remove the fan rotor
according to the
procedures to remove the
fan rotor and fan motor.
1Remove the left side
panel installation screw.
2Slide the left side panel
toward the front of the
unit and remove.
3Remove the 2 bearing
installation screws and
remove the bearing.
Left side panel
Fan rotor
Left side panel
1
Left side panel
Bearing
2
3
Ce manuel convient aux modèles suivants
7
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