Daikin ARKC18RV2S User manual

REMOVAL

PROCEDURE

SERVICE MANUAL

4.2/5.0/6.0 kW Class

18000/24000 Btu/h Class

Outdoor Unit

Inverter

Pair Type

Si001413EB

Service Manual

Removal Procedure

Outdoor Unit

zCooling Only

ARKC18RV2S

ARKC24RV2S

RKC18NV2S

RKC24NV2S

RKC50NVM

RKC60NVM

RKC50NVM4

RKC60NVM4

RKC50NVMV

RKC60NVMV

RKJ18NV1S

RKJ42NVMG

RKJ50NVM

RKJ50NVM4

RKJ50NVMV

RKM18NV2S

RKM24NV2S

RKM50PVMG

RKM60PVMG

RKV50NVM

RKV60NVM

RKV50NVM4

RKV60NVM4

RKV50NVMV

RKV60NVMV

Si001413EB

Removal Procedure 1

Table of Contents

1. Outer Panels ...........................................................................................2

2. Outdoor Fan / Fan Motor.........................................................................4

3. Electrical Box ..........................................................................................6

4. PCB.......................................................................................................10

5. Partition Plate / Sound Blankets............................................................12

6. Electronic Expansion Valve...................................................................14

7. Compressor...........................................................................................16

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

Outer Panels Si001413EB

2Removal Procedure

1. Outer Panels

Warning Be sure to wait for 10 minutes or more after turning off all power supplies before

disassembling work.

Step Procedure Points

Remove the 4 screws

and remove the top

panel.

Remove the 4 screws

of the discharge grille.

3 Slide the discharge

grille upward and

remove it.

The discharge grille has 6

hooks.

4 Remove the 6 screws

of the front panel.

Discharge grille

Top panel

(R20302)

(R20303)

Hook

Front panel

(R20304)

Si001413EB Outer Panels

Removal Procedure 3

Unfasten the right side

hook.

Unfasten the 3 left side

hooks and remove the

front panel.

Remove the screw of

the stop valve cover.

Pull down the stop

valve cover to unfasten

the hooks and remove

it.

The stop valve cover has 6

hooks.

Step Procedure Points

(R20305)

Stop valve cover (R20306)

(R20307)

Outdoor Fan / Fan Motor Si001413EB

4Removal Procedure

2. Outdoor Fan / Fan Motor

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 top shield

plate.

Cut the clamp.

Disconnect the

connector [S70] and

release the fan motor

lead wire from the

groove.

[S70]: fan motor

Top shield plate

(R23351)

(R20540)

Clamp

[S70]

Groove Fan motor

lead wire

Si001413EB Outdoor Fan / Fan Motor

Removal Procedure 5

4 Remove the nut and

remove the outdoor fan.

Nut size: M6

When reassembling, align

the mark of the outdoor

fan with the D-cut section of

the motor shaft.

Remove the 2 screws

of the fan motor fixing

frame.

Pull up the fan motor

fixing frame to unfasten

the 2 hooks at the

bottom.

Remove the fan motor

fixing frame.

When reassembling, fit the 2

lower hooks into the bottom

frame.

8 Unfasten the 2 hooks

and release the fan

motor lead wire.

9 Remove the 4 screws

and remove the fan

motor.

When reassembling, put the

fan motor lead wire through

the back of the fan motor so

as not to be entangled with

the outdoor fan.

Step Procedure Points

Nut

Outdoor fan

(R20312)

10 mm

(0.39 inch)

(R18954)

(R20668)

Fan motor

fixing frame

(R20314)

Hook

(R22019)

Fan motor (R20316)

(R3249)

Lead wire Outdoor fan

Electrical Box Si001413EB

6Removal Procedure

3. Electrical Box

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 2 screws

and remove the side

shield plate.

Remove the 3 screws

and remove the wire

fixture.

Remove the 7 screws

on the terminal board

and disconnect the

connecting wire and

power supply wire.

4 Remove the earth /

ground screw on the

right side panel.

Side shield plate

(R23352)

Wire fixture

Connecting wire

Power supply

wire

(R20318)

Terminal

board

Earth / ground

wire

Right side panel

(R20670)

Si001413EB Electrical Box

Removal Procedure 7

5 Release the outdoor

temperature thermistor

from the protection net.

6 Remove the 4 screws

of the right side panel.

7 Unfasten the 3 hooks

and remove the right

side panel.

Step Procedure Points

Outdoor temperature thermistor

Protection

net

(R20671)

Right side panel (R20321)

Hook

Hook (R20322)

Electrical Box Si001413EB

8Removal Procedure

Cut the clamp.

Pull out the outdoor

heat exchanger

thermistor.

Be careful not to lose the clip

for the thermistor.

10 Disconnect the

connector [S40] and

pull out the clamp.

[S40]: overload protector

11 Disconnect the

connector [S20] and

remove the clamp.

[S20]: electronic expansion

valve coil

Step Procedure Points

Outdoor heat

exchanger

thermistor

Clamp

(R20543)

Clip

(R3264)

[S40]

Clamp

(R20544)

[S20]

Clamp

(R20545)

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