Daikin ATXG25EV1B User manual

REMOVAL

PROCEDURE

SERVICE MANUAL

Indoor Unit

Inverter

Wall Mounted Type

2.5/3.5 kW Class

Si04-858

Service Manual

Removal Procedure

Indoor Unit

zHeat Pump

ATXG25EV1B

ATXG35EV1B

FTXG25EV1BW

FTXG35EV1BW

FTXG25EV1BS

FTXG35EV1BS

FTXG25EVMAW

FTXG35EVMAW

FTXG25EVMAS

FTXG35EVMAS

FTXG25FVMAW

FTXG35FVMAW

FTXG25FVMAS

FTXG35FVMAS

Si04-858

Removal Procedure 1

Table of Contents

1. Removal of Air Filter................................................................................2

2. Removal of Front Grille ...........................................................................4

3. Removal of Assembly of Front Panel Mechanism ................................10

4. Removal of Lamp Cover .......................................................................13

5. Removal of Horizontal Blade.................................................................14

6. Removal of Reduction Motor.................................................................16

7. Removal of Outlet Grille ........................................................................19

8. Removal of Vertical Blades and Swing Motor .......................................20

9. Removal of Electrical Box .....................................................................24

10.Removal of PCB....................................................................................30

11.Removal of Heat Exchanger .................................................................36

12.Removal of Fan Rotor and Fan Motor...................................................39

Note: The illustrations may be slightly different depending on the model.

Removal of Air Filter Si04-858

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. Features

When the signal receiver

catches a signal from the

remote controller, it

produces beep sound and

the operation lamp blinks.

2. Remove the air filters.

1Hold the front panel by

the tabs on the both

sides and lift it until it

stops with a click.

2Keep the front panel

open with the support

plate.

Front panel (top)

Slot-in panel Room temperature sensor

(R5001)

Intelligent

eye lamp

Signal

receiver

Timer lamp ON/OFF switch

Operation lamp

(R5002)

(R5003)

Support point

Support plate

(R5004)

Si04-858 Removal of Air Filter

Removal Procedure 3

3Lift an air filter upwards

slightly and then pull it

out downwards.

The right and left air filters

are interchangeable.

Insert the air filters along

grooves when installing.

When installing, insert 2

hooks of the air filter

completely.

3. Remove the air-purifying

filter.

The right and left air-

purifying filters are

interchangeable.

1Titanium Apatite Photo-

catalytic Air-purifying

Filter is fixed on the rear

of the air filter.

2Bend the air filter to

release the protrusions

and remove the

Titanium Apatite

Photocatalytic Air-

Purifying filter.

Step Procedure Points

(R5005)

(R5006)

Titanium Apatite Photocatalytic

Air-purifying Filter (R3763)

(R3764)

Removal of Front Grille Si04-858

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 front panel.

Start the removal procedure

of front grille when the

panels are closed.

Slide the front panel side to

side to release each axis.

When assembling, align the

right and left axes with

grooves in turn and insert

them to the end.

1Open the front panel to

the horizontal position.

Release the both sides

pivots and remove the

front panel.

2. Remove the slot-in panel.

1Pull the lower side of

the panel.

2Lift the panel and

remove from the slots.

(R5007)

(R5008)

Slot-in panel

(R5009)

(R5010)

Si04-858 Removal of Front Grille

Removal Procedure 5

3The slot-in panel is

fixed only at the both

ends.

4When assembling, fit

the axes of the slot-in

panel from above.

Push the lower part of

the slot-in panel and

attach to the running

gear.

3. Remove the service

cover.

The service cover has no

screw.

Hooks can be caught from

either right side or lower

side.

1Bend the service cover

inside and release the

hooks.

Step Procedure Points

(R5011)

(R5012)

Service cover

(R5013)

Removal of Front Grille Si04-858

6Removal Procedure

2The service cover has 2

hooks on the right side

and 4 hooks on the

lower side.

When assembling, fit the

right side hooks and insert

the lower hooks while

bending the service cover.

3Loosen the screw on

the service cover of

electrical box.

Step Procedure Points

Hooks

(R5014)

(R5016)

Service cover of

electrical box

(R3778)

Si04-858 Removal of Front Grille

Removal Procedure 7

4Pull down and remove

the service cover of

electrical box.

5Loosen the screw on

the fixing plate.

6Push the white section

on the terminal board

and release the relay

wires.

Step Procedure Points

(R3779)

(R3780)

(R3781)

Removal of Front Grille Si04-858

8Removal Procedure

4. Remove the front grille. The front grille has no screw

inside flaps.

1Loosen the 5 screws.

2The front grille has 3

hooks on the upper

side.

3Lift the upper part of the

front grille and release

the hooks.

Release the center

hook first.

Be careful not to cut your

finger by the fins of the heat

exchanger.

As for the horizontal blades,

fully opened position is easy

to reassemble and remove.

Step Procedure Points

(R5017)

Hooks

(R5018)

(R5019)

(R5020)

This manual suits for next models

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