Daikin RKM50PRV16 User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
5.0/6.0/7.1 kW Class
Outdoor Unit
Inverter
Pair Type
Si001405EB

Service Manual
Removal Procedure
Outdoor Unit
zCooling Only
RKM50PRV16
RKM60PRV16
RKM50QRV16
RKM60QRV16
RKM50RRV16
RKM60RRV16
RKMA50QRV16
RKMA60QRV16
RKMA50RRV16
RKMA60RRV16
RKMD50QRV16
RKMD60QRV16
RKMD50RRV16
RKMD60RRV16
RKP71QRV16
RKP71RRV16
RKPA71QRV16
RKPA71RRV16
RKPD71QRV16
RKPD71RRV16

Si001405EB
Removal Procedure 1
Table of Contents
1. Outer Panels ...........................................................................................2
2. Outdoor Fan / Fan Motor.........................................................................4
3. Electrical Box ..........................................................................................6
4. PCBs .....................................................................................................10
5. Thermistor ASSY ..................................................................................12
6. Partition Plate / Sound Blankets............................................................14
7. Electronic Expansion Valve...................................................................16
8. Compressor...........................................................................................18
Note: The illustrations may be slightly different depending on the model.

Outer Panels Si001405EB
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 then the top panel.
2 Remove the 4 screws,
and then the left side
cover.
3 Remove the 7 screws
of the front panel.
Top panel
(R20218)
Left side cover
(R20219)
(R23688)
Front panel

Si001405EB Outer Panels
Removal Procedure 3
4 Remove the 4 screws
of the discharge grille.
5 Unfasten the 2 hooks
and remove the front
panel.
When reassembling, make
sure that the 2 hooks are
securely fastened.
6 Unfasten the 6 hooks
and remove the
discharge grille.
Step Procedure Points
(R23689)
Discharge
grille
Hook
(R20221)
(R20222)
Hook
Hook
Discharge grille

Outdoor Fan / Fan Motor Si001405EB
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 Cut the clamp.
2 Disconnect the
connector [S79].
[S79]: fan motor
3 Release the fan motor
lead wire from the 2
slits and the 4 hooks on
the electrical box.
(R23690)
Clamp
[S79]
(R20224)
(R20429)
Hook
Slit

Si001405EB Outdoor Fan / Fan Motor
Removal Procedure 5
4 Remove the nut, and
then the outdoor fan.
Nut size: M6
When reassembling, align
the mark of the outdoor
fan with the D-cut section of
the motor shaft.
5
6
Remove the screw of
the fan motor fixing
frame.
Unfasten the 2 hooks at
the bottom and remove
the fan motor fixing
frame.
When reassembling, fit the 2
lower hooks into the bottom
frame.
7 Open the 2 hooks and
release the fan motor
lead wire.
When reassembling, put the
fan motor lead wire through
the back of the fan motor to
avoid entanglement with the
outdoor fan.
8 Remove the 4 screws,
and then the fan motor.
Step Procedure Points
Nut Outdoor fan
(R20225)
10 mm
(0.39 inch)
(R18954)
Fan motor fixing frame
(R20226)
(R22574)
(R18433)
Hook
Fan motor lead wire
(R3249)
Lead wire Outdoor fan
(R19433)
Fan motor

Electrical Box Si001405EB
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 Cut the clamp.
2 Disconnect the
connector [S79].
[S79]: fan motor
3 Disconnect the
connector [S20].
[S20]: electronic expansion
valve coil
(R23690)
Clamp
[S79]
(R20224)
[S20]
(R20227)

Si001405EB Electrical Box
Removal Procedure 7
4 Disconnect the
connector [S40].
[S40]: overload protector
5 Disconnect the
connector [S90].
[S90]: thermistors
6 Cut the clamp.
7 Disconnect the relay
connector for the
compressor.
Step Procedure Points
[S40]
(R20228)
[S90]
(R20229)
(R20230)
Clamp
Relay connector
for compressor (R20231)

Electrical Box Si001405EB
8Removal Procedure
8
9
Remove the screw.
Slide the stop valve
cover downward and
remove it.
When reassembling, make
sure to fit the 3 hooks.
10 Remove the 3 screws,
and then the wire
fixture.
Step Procedure Points
(R20232)
Stop valve cover
(R20233)
Hook
(R18441)
Wire fixture