Daikin RKM46QVMA User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
4.6/5.0/6.0/7.1 kW Class
Outdoor Unit
Inverter
Pair Type
Si001654EA

Service Manual
Removal Procedure
Outdoor Unit
zCooling Only zHeat Pump
RKM46QVMA RXF71QVMA
RKM50QVMA
RKM60QVMA RXM46QVMA
RKM71QVMA RXM50QVMA
RXM60QVMA
RXM71QVMA
RXV50QVMV
RXV60QVMV
RXV71QVMV

Si001654EA
Removal Procedure 1
Table of Contents
1. Outer Panels ...........................................................................................2
2. Outdoor Fan / Fan Motor.........................................................................6
3. Electrical Box ..........................................................................................8
4. Thermistor ASSY / PCB ........................................................................11
5. Partition Plate / Sound Blankets............................................................14
6. Electronic Expansion Valve Coil / Four Way Valve...............................16
7. Compressor...........................................................................................19
Note: The illustrations may be slightly different depending on the model.
The illustrations are for heat pump models as representative.

Outer Panels Si001654EA
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 6 screws,
and then the top panel.
2 Remove the 3 screws
of the terminal cover.
3 Unfasten the 2 hooks
and remove the
terminal cover.
When reassembling, make
sure that the 2 hooks are
securely fastened.
Top panel
(R22195)
Terminal
cover
(R22196)
Hook
(R22197) (R22198)

Si001654EA Outer Panels
Removal Procedure 3
4
5
Remove the 2 screws.
Pull the partition plate
(2) forward, then slide
to the right to remove it.
When reassembling, slide
the partition plate (2) to the
left to securely fasten the 2
hooks.
6 Release the outdoor
temperature thermistor
from the holder on the
protection net and the
slit.
When reassembling, the
outdoor temperature
thermistor should be in the
position marked by the
clamp.
7 Remove the 8 screws
of the right side panel.
Step Procedure Points
Partition
plate (2)
(R22199)
Hook
(R22200)
Slit
Holder
Clamp
Outdoor
temperature
thermistor
Back view
(R24113)
Right side panel (R22202)

Outer Panels Si001654EA
4Removal Procedure
8 Unfasten the hook and
remove the right side
panel.
9 Remove the 6 screws
of the front panel.
10
11
Unfasten the 3 hooks
on the left side.
Remove the front panel.
When reassembling, make
sure that the 3 hooks are
securely fastened.
Step Procedure Points
Hook
Right side panel
(R22203)
Front panel
(R22204)
Hook
Hook
(R22205)

Si001654EA Outer Panels
Removal Procedure 5
12 Remove the 4 screws
of the discharge grille.
13 Unfasten the 5 hooks
and remove the
discharge grille.
Step Procedure Points
Discharge grille
(R22206)
Hook
Discharge grille
Hook
(R22207)

Outdoor Fan / Fan Motor Si001654EA
6Removal 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 electrical
box cover.
2 Disconnect the
connector [S70] and
release the fan motor
lead wire from the slit.
[S70]: fan motor
When reassembling, put the
fan motor lead wire through
the back of the fan motor to
avoid any entanglement with
the outdoor fan.
3 Remove the nut, and
then the outdoor fan.
Nut size : M8
When reassembling, align
the mark of the fan rotor
with the D-cut section of the
motor shaft.
Electrical box cover
(R23188)
Fan motor lead wire [S70]
Slit
(R23189)
Lead wire Outdoor fan
(R3249)
Nut
Outdoor fan
D-cut
(R23190)
13 mm
(0.51 inch)
(R18965)

Si001654EA Outdoor Fan / Fan Motor
Removal Procedure 7
4 Remove the 2 screws,
and then the fan motor
fixing frame.
When reassembling, fit the 2
lower hooks into the bottom
frame.
5 Open the 3 hooks and
release the fan motor
lead wire.
6 Remove the 4 screws
from the fan motor.
The screws for the fan motor
are different depending on
the model.
Step Procedure Points
Fan motor fixing frame
(R23191)
Hook (R22212)
Fan motor lead wire
Hook (R23192)
Fan motor
(R23193)

Electrical Box Si001654EA
8Removal 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 3 screws,
and then the wire
fixture.
2 Remove the 7 screws
on the terminal board
and disconnect the
connecting wire and
power supply wire.
3 Disconnect the
connector [S20] and
pull out the clamp.
[S20]: electronic expansion
valve coil
When reassembling,
connect the connectors in
the following order.
(1) [S40]
(2) [S80] (Heat Pump only)
(3) [S20]
(4) [S70]
Wire fixture
(R23194)
Terminal board
Connecting wire Power supply wire
(R23195)
[S20]
Clamp
(R23196)