Daikin FVY71LAVE User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
Indoor Unit
Non-Inverter
Floor Standing Type
3/4/5 HP Class
Si241306

Service Manual
Removal Procedure
Indoor Unit
Applicable Models
zCooling Only
FV125LAVE
zHeat Pump
FVY71LAVE
FVY100LAVE
FVY125LAVE

Si241306
Removal Procedure 1
Table of Contents
1. Procedure to Remove Suction Grille and Air Filter .................................2
2. Procedure to Remove Electric Parts and Remote Controller..................4
3. Procedure to Remove Fan Rotor and Fan Motor....................................6
4. Procedure to Remove Swing Motor ........................................................7
5. Procedure to Remove Heat Exchanger ..................................................8

Procedure to Remove Suction Grille and Air Filter Si241306
2Removal Procedure
1. Procedure to Remove Suction Grille and Air Filter
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
Removing air filter
1Pull tabs of suction
grille to open the grille
slightly.
2Lift up air filter
Air Filter

Si241306 Procedure to Remove Suction Grille and Air Filter
Removal Procedure 3
Removing suction grille
1Remove 2 fixing screws
located at both left and
right sides of suction
grille.
2Open widely and lift
suction grille to remove
it.
Step Procedure Points
Suction grille stopper
Screws

Procedure to Remove Electric Parts and Remote Controller Si241306
4Removal Procedure
2. Procedure to Remove Electric Parts and Remote
Controller
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1To remove switch box
cover, dismount screw
(A), loosen screw (B)
and slide the cover to
right side.
Remove suction air
thermistor from bell
mouth.
2The figure right shows
part layout inside switch
box.
3Disconnect remote
controller cord from
switch box.
Switch box cover
A
A
B
Capacitor for fan Control PCB Power supply PCB
Remote controlle
r
terminal strip
Heat exchanger
thermistor
Suction air thermistorLead wire for fan motor
LED-B LED-A

Si241306 Procedure to Remove Electric Parts and Remote Controller
Removal Procedure 5
4Remove 2 screws to
dismount front panel.
5Remove 4 screws to
dismount remote
controller.
Step Procedure Points
Remote controller
Remote
controller
fixing plate
Remote controller cord
Remote
controller cover
Hooks

Procedure to Remove Fan Rotor and Fan Motor Si241306
6Removal Procedure
3. Procedure to Remove Fan Rotor and Fan Motor
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
Removing fan rotor
1Turn bell mouth in CW
to remove it.
2Remove hexagon nut
and turning stopper
plate to disassemble
fan rotor.
Caution
When reassembling be sure
to clamp wires.
Removing fan motor
1Disconnect lead wire for
fan motor and harness
for capacitor from
switch box.
2To dismount pipe-fixing
plate, remove a screw
and slide the plate to
left side.
3To remove wire-fixing
plate, remove 2 screws
and slide the plate
upward.
4Remove 4 hexagon
head screws to
dismount fan motor.
Fan rotor
Bell mouth
Hexagon nut Turning stopper plate
Lead wire
for fan motor
Harness for capacitor
Pipe fixing plate
Hexagon
head screws
Clamp
Lead wire for fan motor
Clamp

Si241306 Procedure to Remove Swing Motor
Removal Procedure 7
4. Procedure to Remove Swing Motor
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1Disconnect harness for
swing motor and 1 for
limit switch at connector
section.
2Remove 4 screws to
dismount discharge
assembly.
3Remove 2 screws to
dismount swing motor
assembly.
Caution
2 of 8 horizontal blades
located at top and bottom
position can be moved by
hand individually, while rest 6
blades are linked to move by
hand at the same time.
4Disengage hooks on
swing motor mounting
plate cover and remove
2 screws. Then, remove
swing motor.
Harness for swing motor Harness for limit motor
Discharge
assembly
Harness for swing motor
Filament tape
Swing motor
mounting cover Screws
Filament tape
Swing motor

Procedure to Remove Heat Exchanger Si241306
8Removal Procedure
5. Procedure to Remove Heat Exchanger
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
Removing switch box
1Disconnect connector
for swing motor and 1
for limit switch.
2Remove heat
exchanger thermistor
from PCB.
3Remove 3 mounting
screws to dismount
switch box and air
partition plate.
Removing top panel
1Remove 8 screws to
dismount top panel.
Removing heat exchanger
1Remove 4 screws to
dismount heat
exchanger. Caution
Be sure to remove heat
exchanger before cleaning it.
Top panel
Air partition plate
Switch box
Heat exchanger thermistor
Piping cover
Heat
exchanger