Daikin FVKS25BAVMB User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
Indoor Unit
Inverter
Floor Standing Type
2.5/3.5 kW Class
Si06-763

Service Manual
Removal Procedure
Indoor Unit
zCooling Only zHeat Pump
FVKS25BAVMB FVXS25BAVMB
FVKS35BAVMB FVXS35BAVMB

Si06-763
Removal Procedure 1
Table of Contents
1. Removal of the Air Filter / Front Panel ....................................................2
2. Removal of the Horizontal Blade.............................................................5
3. Removal of the Electrical Box .................................................................6
4. Removal of the PCB................................................................................9
5. Removal of the Heat Exchanger ...........................................................11
6. Removal of the Fan Rotor / Fan Motor..................................................13
Note: The illustrations may be slightly different depending on the model.

Removal of the Air Filter / Front Panel Si06-763
2Removal Procedure
1. Removal of the Air Filter / Front Panel
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1Appearance
Enlarged illustration
shows operation
panel section.
Operation panel
2Remove the front panel
from the unit.
Push on the left and
right upper parts of the
panel marked with
“PUSH” to open the
front panel.
Top discharge port
Front panel
(Suction port)
Bottom discharge port
Signal receiving section
(R2604)
Motion of push lock
When push
the knob, the
lock plate
draws in.
When push
it again, the
plate comes
out. (R2605)
Push lock
(R2606)

Si06-763 Removal of the Air Filter / Front Panel
Removal Procedure 3
3Press down the 2
hooks located at left
and right side upper
parts of the air filter,
then bend slightly the
air filter to remove it.
4Unhook the chain.
Step Procedure Points
(R2607)
Chain
(R2608)

Removal of the Air Filter / Front Panel Si06-763
4Removal Procedure
5Undo the 3 hooks on
the bottom of the front
panel.
Mounting screw M4 × 16
6Loosen the 4 screws to
take out the front grille.
Step Procedure Points
Hooks
(three locations)
(R2609)
Hooks
<Main unit side>
(R2611)
(R2610)

Si06-763 Removal of the Horizontal Blade
Removal Procedure 5
2. Removal of the Horizontal Blade
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1Open the horizontal
blade.
2Undo the supporting
bracket at the center
position.
3Bend the horizontal
blade slightly to undo
the shafts at left and
right side of the blade.
For installation, engage the
supporting bracket at center
of the blade after insert the
shafts at both ends to the
pivot holes.
(R2612)
(R2613)
(R2614)
(R2615)

Removal of the Electrical Box Si06-763
6Removal Procedure
3. Removal of the Electrical Box
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1Set the horizontal
blade in horizontal
position to take out the
front grille toward
yourself.
2Loosen the setting
screw to remove the
wire clamp.
3Disconnect the 4
connectors of the lead
wire.
(R2616)
(R2617)
Lead wire for swing motor
(R2618)

Si06-763 Removal of the Electrical Box
Removal Procedure 7
4Remove the room
temperature thermistor.
5Remove the heat
exchanger thermistor.
Be sure not to drop the
thermistor retaining spring
6Loosen the 2 screws to
remove the drip proof
plate.
Mounting screw M4 × 8
Step Procedure Points
Room
temperature
thermistor
(R2619)
Heat
exchanger
thermistor
(R2620)
Thermistor
retaining
spring
Heat
exchanger
thermistor (R2621)
Drip proof plate
(R2622)

Removal of the Electrical Box Si06-763
8Removal Procedure
7To remove the
electrical box, loosen
the 2 fixing screws and
pull out the box
forward.
Mounting screw M4 × 16
8The figure shows parts
in the electrical box.
Step Procedure Points
(R2623)
Indication lamps
Green Yellow Red
SW1
ON/OFF switch
Signal
receiving
plate
SW1
LED A Green
LED B Green
A
B
(R2624)