Daikin RKC50NRV16 User manual

REMOVAL

PROCEDURE

SERVICE MANUAL

5.0 kW Class

Outdoor Unit

Inverter

Pair Type

Si001268E

Service Manual

Removal Procedure

Outdoor Unit

zCooling Only

RKC50NRV16

Si001268E

Removal Procedure 1

Table of Contents

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

2. Outdoor Fan / Fan Motor.........................................................................3

3. Electrical Box ..........................................................................................5

4. PCB.........................................................................................................9

5. Thermistor ASSY ..................................................................................10

6. Reactor / Sound Blanket .......................................................................11

7. Capillary Tube .......................................................................................12

8. Compressor...........................................................................................14

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

Outer Panels Si001268E

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

1 Remove the 4 screws

and remove the top

panel.

2 Remove the 7 screws

of the front panel.

3 Unfasten the right side

hooks and remove the

front panel.

The discharge grille has 2

projections to prevent its

rotation. Press the projection

from the rear side and rotate

the discharge grille to

remove it.

4 Remove the screw and

remove the discharge

grille.

(R18428)

Top panel

Front panel

Projection (rear side) (R18429)

Discharge grille

rear side

(R19405)

Si001268E Outdoor Fan / Fan Motor

Removal Procedure 3

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 Disconnect the

connector [S70].

This procedure is not

necessary to remove the

outdoor fan only.

[S70]: fan motor

2 Release the fan

motor lead wire from

the groove of the

partition plate and

the 4 hooks on the

electrical box.

3 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.

(R18430)

[S70]

Hook

(R19360)

Outdoor fan

(R18431)

10 mm

(0.39 inch)

(R18954)

Outdoor Fan / Fan Motor Si001268E

4Removal Procedure

4 Remove the screw of

the fan motor fixing

frame.

5 Unfasten the 2 hooks

at the bottom and

remove the fan motor

fixing frame.

6 Open the 2 hooks

and release the fan

motor lead wire.

7 Remove the 4 screws

and remove the fan

motor.

Step Procedure Points

(R18432)

Fan motor fixing frame

(R19361)

(R18433)

Hook

(R18434)

Fan motor

Si001268E Electrical Box

Removal Procedure 5

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 [S70].

[S70]: fan motor

2 Disconnect the

connector [S40].

[S40]: overload protector

3 Cut the clamp and

disconnect the

connector [S90].

[S90]: thermistors

(R19362)

[S70]

(R18435)

[S40]

(R19363)(R18436)

Clamp

[S90]

Electrical Box Si001268E

6Removal Procedure

4 Disconnect the 2

connectors of the

reactor.

(1) orange

(2) brown

5 Disconnect the relay

connector for the

compressor.

6 Cut the clamp of the

relay connector

harness.

7 Remove the screw and

remove the stop valve

cover.

Step Procedure Points

(R18437)

(1)

(2)

Reactor

(R18438)

(R18439)

Clamp

(R18440)

Stop valve

cover

Si001268E Electrical Box

Removal Procedure 7

8 Remove the 3 screws

and remove the wire

fixture.

9 Remove the 7 screws

and remove the

connecting wire and the

power supply wire.

10 Remove the earth /

ground screw (upper).

Step Procedure Points

(R18441)

Wire fixture

(R18442)

Connecting wire Power supply wire

(R18443)

Earth / ground wire (upper)

Electrical Box Si001268E

8Removal Procedure

11 Remove the 2 screws

on the right side panel.

12 Remove the screw on

the partition plate.

13 Lift and remove the

electrical box.

Step Procedure Points

(R19364)

Right side panel

(R18444)

Partition plate

(R18445)

Electrical box

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