Daikin RX15FVJU User manual

REMOVAL

PROCEDURE

SERVICE MANUAL

15000/18000/24000 Btu/h Class

Outdoor Unit

Inverter

Pair Type

Si00-976

Service Manual

Removal Procedure

Outdoor Unit

zHeat Pump

RX15FVJU

RX18FVJU

RX24FVJU

RXS15DVJU

RXS18DVJU

RXS24DVJU

Si00-976

Removal Procedure 1

Table of Contents

1. Removal of Outer Panels ........................................................................2

2. Removal of Outdoor Fan / Fan Motor .....................................................6

3. Removal of PCBs / Electrical Box .........................................................10

4. Removal of Reactor ..............................................................................17

5. Removal of Sound Blankets..................................................................19

6. Removal of Electronic Expansion Valve ...............................................21

7. Removal of Compressor .......................................................................22

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

Removal of Outer Panels Si00-976

2Removal Procedure

1. Removal of Outer Panels

Procedure 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 panels.

Take care not to cut your

finger by the fins of the

outdoor heat exchanger.

1Remove the 4 screws

and lift the top panel.

2Remove the 4 screws

and remove the

discharge grille.

Slide the discharge grille

upward and remove it.

Top panel

(R16425)

(R16426)

Discharge grille (R16559)

Si00-976 Removal of Outer Panels

Removal Procedure 3

The discharge grille has 4

hooks.

3Remove the 6 screws

of the front panel.

4Push the front panel

and lift the shield plate

to unfasten the hooks.

Step Procedure Points

(R2679)

Front panel

(R2680)

Shield plate

(R16560)

(1) Push the

front panel.

(2) Lift the shield

plate upwards.

Removal of Outer Panels Si00-976

4Removal Procedure

5Unfasten the left side

hooks, and then the

right side hook.

Remove the front panel.

Lift the front panel while

pushing the left side panel

inward.

Lift the front panel and

unfasten the right side hook.

When reassembling the

front panel, fit the right side

hook first.

Step Procedure Points

(R5249)

(R5250)

(R5251)

Si00-976 Removal of Outer Panels

Removal Procedure 5

2. Remove the stop valve

cover.

1Remove the screw of

the stop valve cover.

2Pull the stop valve

cover downward to

unfasten the hooks and

remove it.

The stop valve cover has 6

hooks.

Step Procedure Points

Stop valve cover

(R5252)

(R16679)

(R16680)

Removal of Outdoor Fan / Fan Motor Si00-976

6Removal Procedure

2. Removal of Outdoor Fan / 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

1. Remove the electrical box

cover.

Preparation

Remove the top panel and

the front panel according to

the “Removal of Outer

Panels”.

This procedure is not

necessary to remove the

outdoor fan only.

1Remove the screw of

the shield plate.

2Unfasten the 2 hooks

and remove the shield

plate.

3Release the 4 hooks of

the electrical box cover

and remove it.

(R16429)

Shield plate

Claws

(R17063)

Electrical

box cover

(R2690)

Si00-976 Removal of Outdoor Fan / Fan Motor

Removal Procedure 7

2. Remove the fan motor.

1Disconnect the

connector for the fan

motor [S70].

2The illustration shows

arrangement of the fan

motor lead wire.

Step Procedure Points

(R16431)

[S70]

(R2692)

Fan motor lead wire (R2693)

Removal of Outdoor Fan / Fan Motor Si00-976

8Removal Procedure

3Remove the nut of the

outdoor fan.

Nut size: M6

When reassembling, align

the mark of the outdoor

fan with the D-cut section of

the motor shaft.

4Remove the 2 lower

screws from the fan

motor first.

Be sure to remove the lower

screws first. If the top

screws are removed first,

the fan motor may tilt down

or fall and cause injury

because its center of gravity

is shifted to the front.

5Then, remove the 2

upper screws.

Step Procedure Points

Outdoor fan

(R2694)

10 mm

(R12236)

(R2695)

Fan motor

(R2696)

This manual suits for next models

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