Daikin RKC09NV2S Manual de usuario

REMOVAL

PROCEDURE

SERVICE MANUAL

1.5/2.0/2.5/3.5 kW Class

9000/12000 Btu/h Class

Outdoor Unit

Inverter

Pair Type

Si001416E

Service Manual

Removal Procedure

Outdoor Unit

zCooling Only

RKC09NV2S

RKC12NV2S

RKC15NVM4

RKC20NVM4

RKC25NVM4

RKC35NVM4

RKC25NVM

RKC35NVM

RKC25NVMV

RKC35NVMV

Si001416E

Removal Procedure 1

Table of Contents

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

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

3. Electrical box...........................................................................................6

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

5. Reactor / Partition Plate ........................................................................12

6. Thermistor ASSY ..................................................................................14

7. Sound Blankets .....................................................................................15

8. Electronic Expansion Valve Coil / Compressor.....................................16

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

Outer Panels Si001416E

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 screw of

the stop valve cover.

Pull down and remove

the stop valve cover.

The stop valve cover is

united with the shield plate.

When reassembling, make

sure to fit the 3 hooks.

Remove the 3 screws

and remove the top

panel.

Remove the 6 screws

of the front panel.

Stop valve

cover

(R21285)

Hook

Shield plate

(R21286)

Top panel

Front panel

(R21287)

Si001416E Outer Panels

Removal Procedure 3

Lift up the left side and

unfasten the 2 hooks.

Unfasten the 2 right

side hooks and remove

the front panel.

7 Press the 2 projections

from the rear side and

rotate the discharge

grille.

8 Unfasten the 6 hooks

and remove the

discharge grille.

Step Procedure Points

Left Right

Front panel (R21288)

Rear side

Projection

(rear side)

Discharge

grille (R21289)

Hook

Discharge

grille Hook (R21290)

Outdoor Fan / Fan Motor Si001416E

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 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.

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.

2 Disconnect the

connector [S70].

[S70]: fan motor

When reassembling, do not

fix the fan motor lead wire

inside the hook of the

electrical box.

Nut

Outdoor fan

D-cut

(R21291)

10 mm

(0.39 inch)

(R18954)

Lead wire Outdoor fan

(R3249)

Hook

[S70]

(R21292)

Si001416E Outdoor Fan / Fan Motor

Removal Procedure 5

3 Release the fan motor

lead wire from the 2

grooves and the 2

hooks.

When reassembling, pass

the fan motor lead wire as

shown below.

4 Remove the screw and

remove the fan motor

fixing frame.

When reassembling, fit the 2

lower hooks into the bottom

frame.

5 Unfasten the 2 hooks

on the motor fixing

frame and release the

fan motor lead wire.

6 Remove the 3 screws

and remove the fan

motor.

Screw size: M4 × 16

Step Procedure Points

Hook

Groove (R21293)

Fan motor lead wire

(R21320)

Fan motor fixing frame

(R21294)

(R10460)

Fan motor lead wire

Hook

(R21295)

Fan motor

(R21296)

Electrical box Si001416E

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 Disconnect the

connector [S20] and

pull out the clamp.

[S20]: electronic expansion

valve coil

2 Cut the clamp and

disconnect the

connector [S40].

[S40]: overload protector

3 Disconnect the relay

connector for

compressor.

Clamp

[S20]

(R21297)

[S40]

Clamp

(R21298)

Relay

connector

(R21299)

Si001416E Electrical box

Removal Procedure 7

4 Disconnect the

connector [S90] and

pull out the clamp.

[S90]: thermistors

5 Disconnect the 2

connectors from the

reactor.

When reassembling, you

can reconnect the 2

connectors for the reactor in

either way regardless of the

color.

6 Remove the 3 screws

and remove the wire

fixture.

Step Procedure Points

Clamp

[S90]

(R21300)

Connector

Reactor

(R21301)

Wire fixture

(R21302)

Electrical box Si001416E

8Removal Procedure

7 Remove the 7 screws

on the terminal board

and disconnect the

connecting wire and

power supply wire.

8 Remove the 2 screws

on the right side panel,

then remove the screw

on the partition plate.

9 Remove the outdoor

temperature thermistor

from the protection net,

the hook, and the slit.

Step Procedure Points

Terminal board

Connecting wire Power supply wire (R21303)

Right Front

Right side panel Partition plate

(R21304)

Protection

net

Outdoor

temperature

thermistor

Hook

Slit

(R21305)

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