Daikin R25JV1V User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
2.5/3.5 kW Class
Outdoor Unit
Non-Inverter
Pair Type
Si011190

Service Manual
Removal Procedure
Outdoor Unit
Applicable Models
zCooling Only
R25JV1V
RE35LV16
RE35LV169
RE35MV16

Si011190
Removal Procedure 1
Table of Contents
1. Removal of Outer Panels ........................................................................2
2. Removal of Outdoor Fan / Fan Motor .....................................................4
3. Removal of Electrical Components (Pattern 1) .......................................7
4. Removal of Electrical Components (Pattern 2) .....................................12
5. Removal of Sound Blankets..................................................................18
6. Removal of Capillary Tube (Pattern 1)..................................................19
7. Removal of Capillary Tube (Pattern 2)..................................................20
8. Removal of Compressor ASSY.............................................................21
Note: The illustrations may be slightly different depending on the model.

Removal of Outer Panels Si011190
2Removal Procedure
1. Removal of Outer Panels
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1Appearance features
Take care not to cut your
finger by the fins of the
outdoor heat exchanger.
2Remove 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.
(R10742)
(R10743)
(R16329)
Stop valve
cover
(R16330)
Shield plate
Hook

Si011190 Removal of Outer Panels
Removal Procedure 3
3Remove the 3 screws
(left: 2 screws, right: 1
screw) and lift the top
panel from the rear side
at first.
4Remove the 6 screws
of the front panel.
5Lift up the left side and
unfasten the hooks.
6Release the right side
hooks and remove the
front panel.
7The discharge grille has
2 projections to prevent
its rotation. Press the
projection from the rear
side and rotate the
discharge grille to
remove it.
Step Procedure Points
Top panel
Front panel (R16331)
(R10450)
(R16322)
Projection (rear side) (R16323)
Discharge grille

Removal of Outdoor Fan / Fan Motor Si011190
4Removal Procedure
2. Removal of Outdoor Fan / Fan Motor
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1Remove the nut of the
outdoor fan.
Nut size: M6
Align the mark of the
outdoor fan with the D-cut
section of the motor shaft
when reassembling.
2Remove the outdoor
fan.
3Cut the clamp.
(R15202)
Outdoor fan
10 mm
(R17447)
(R16324)
D-cut
Shaft
(R16313)
Clamp

Si011190 Removal of Outdoor Fan / Fan Motor
Removal Procedure 5
4Pull out the terminal
(black) from K1M (5).
The design of electrical
components is slightly
different by models.
5Pull out the 2 terminals
(red, white) from the fan
capacitor (C2R).
6Release the fan motor
lead wire from the
groove.
7Remove the screw to
detach the fan motor
fixing frame.
Put the lead wire through the
back of the motor when
reassembling so as not to be
entangled with the outdoor
fan.
Step Procedure Points
(R16180)
K1M
2
4
6
14
A2
1
3
5
13
A1
to fan motor:
black
to fan
motor
: black
(R17617)
K1M
12
34
56
1314
A1A2
C2R
to fan motor
: white
(R17618)
to fan motor
: red
to K1M (13): red
(R16179)
C2R
to K1M (13):
red
to fan motor:
red
to fan motor:
white
(R16314)
Fan motor lead wire
(R16525)
Fan motor fixing frame
(R3249)
Lead wire Outdoor fan

Removal of Outdoor Fan / Fan Motor Si011190
6Removal Procedure
8Remove the fan motor
fixing frame.
When reassembling, fit the
lower hooks into the bottom
frame.
9Remove the 3 screws
and remove the fan
motor.
Screw size: M4 × 16
10 Release the harness
from the hooks.
11 Remove the fan motor.
Step Procedure Points
(R16526)
(R10460)
(R10461)
Fan motor
(R15207)
(R15208)

Si011190 Removal of Electrical Components (Pattern 1)
Removal Procedure 7
3. Removal of Electrical Components (Pattern 1)
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1Remove the 7 screws
on the terminal board
and disconnect the
connecting wire and the
power supply wire.
2Remove the screw and
remove the wire clamp.
3Remove the screw on
the rear side.
4Lift up the guard net
and remove it.
Terminal board
(R16325)
Wire clamp
Connecting wire
Power supply wire
(R15219)
Guard net
(R15221)

Removal of Electrical Components (Pattern 1) Si011190
8Removal Procedure
5Remove the 4 screws
on the right side.
6Unfasten the hook of
the right side panel.
When reassembling, make
sure to fit the hook.
7Remove the right side
panel.
Step Procedure Points
(R15222)
(R10467)
Right side panel
(R16317)

Si011190 Removal of Electrical Components (Pattern 1)
Removal Procedure 9
8Remove the screw of
the terminal board.
9Detach the fixing plate.
10 Remove the screw of
the earth wire.
Step Procedure Points
(R16527)
Terminal board
(R16528)
Fixing plate
(R17146)
Earth
wire

Removal of Electrical Components (Pattern 1) Si011190
10 Removal Procedure
11 Pull out the 3 terminals
from the compressor
capacitor (C1R).
Compressor capacitor
Compressor lead wire
S (W): yellow
C (U): blue
R (V): red
12 Pull out the harnesses
from the terminal board.
13 Remove the 2 screws
to loosen the capacitor
fixing band.
14 Remove the
compressor capacitor.
Step Procedure Points
(R16530)
Compressor capacitor to compressor (S terminal):
yellow
to K1M (3):
red
to compressor (R terminal):
red
C1R
(R17453)
(R15375)
C (U)
R (V)
S (W)
(R16312)
Terminal board
Capacitor
fixing band
(R16531)
(R16532)

Si011190 Removal of Electrical Components (Pattern 1)
Removal Procedure 11
15 Layout of the electrical
components
Step Procedure Points
Lower
Upper
SECT. A-A
V1R (4): white V1R (2): white
K1M (4): black
K1M (14): black
Earth wire: green/yellow
K1M (2): red
K1M (6): red
X1M (2)
A
X1M (3)
X1M
X1M (Earth)
X1M (1)
A(R17147)
V1R
C1R
C2R
K1M

Removal of Electrical Components (Pattern 2) Si011190
12 Removal Procedure
4. Removal of Electrical Components (Pattern 2)
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1Remove the 7 screws
on the terminal board
and disconnect the
connecting wire and the
power supply wire.
2Remove the 3 screws
and remove the wire
clamp.
3Remove the screw on
the rear side.
4Lift up the guard net
and remove it.
Wire clamp
Power supply wire
Connecting wire
(R16154)
Terminal
board
(R15219)
Guard net
(R15221)

Si011190 Removal of Electrical Components (Pattern 2)
Removal Procedure 13
5Remove the 4 screws
on the right side.
6Unfasten the hook of
the right side panel.
When reassembling, make
sure to fit the hook.
7Remove the right side
panel.
Step Procedure Points
(R15222)
(R10467)
Right side panel
(R16199)

Removal of Electrical Components (Pattern 2) Si011190
14 Removal Procedure
8Remove the screw of
the terminal board.
9Detach the fixing plate.
10 Remove the screw of
the earth wire.
11 Cut the clamp.
Step Procedure Points
(R16200)
Terminal board
(R16201)
Fixing plate
(R17654)
Earth
wire
(R16158)
K1M
C1R
C2R
Clamp

Si011190 Removal of Electrical Components (Pattern 2)
Removal Procedure 15
12 Pull out all the terminals
from K1M.
13 Remove the 2 screws
and remove K1M.
14 Pull out the 3 terminals
from the compressor
capacitor (C1R).
Compressor capacitor
Compressor lead wire
S (W): yellow
C (U): blue
R (V): red
Step Procedure Points
2
4
6
14
A2
1
3
5
13
A1
to X1M(1)
: red
to X1M(3)
: black
to X1M(3)
: black
to X1M(2)
: white
to X1M(1)
: red
to M1C(C)
: blue
to C1R
: black
to C2R
: red
to X1M(3)
: white
(R16156)
K1M
(R16153)
Screw
(R16207)
Compressor capacitor
to M1C(S terminal)
: yellow
to K1M(3
terminal)
: black
to M1C(R terminal)
: red
C1R
(R17619)
(R15375)
C (U)
R (V)
S (W)

Removal of Electrical Components (Pattern 2) Si011190
16 Removal Procedure
15 Pull out the terminal
(red) from the fan
capacitor (C2R).
Fan capacitor (C2R)
16 Pull out the harnesses
from the terminal board.
17 Remove the 2 screws
to loosen the capacitor
fixing band.
Step Procedure Points
(R16203)
Fan capacitor
(R16157)
C2R
to K1M(13): red
(R16312)
Terminal board
(R17620)
Lower Upper
SECT. A-A to K1M(6)
: red
to K1M(A2)
: white to K1M(14)
: black to K1M(A1)
: white
to earth wire
screw :
green/yellow
to K1M(4): black
to K1M(2)
: red
X1M
(1)
X1M
(2)
X1M
(3)
X1M
(ground)
A
AX1M
(R16209)
Capacitor
fixing band

Si011190 Removal of Electrical Components (Pattern 2)
Removal Procedure 17
18 Remove the
compressor capacitor.
Step Procedure Points
(R16208)

Removal of Sound Blankets Si011190
18 Removal Procedure
5. Removal of Sound Blankets
Procedure Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step Procedure Points
1Remove the sound
blanket (top).
Some models have no
sound blanket.
Preparation
Remove the outer panels
according to the “Removal of
Outer Panels”.
Remove the terminal board
and fixing plate according to
the “Removal of Electrical
Components”.
2Untie the 2 strings and
open the sound blanket
(body).
3Remove the sound
blanket (body).
Since the piping ports on the
sound blanket are torn
easily, remove the sound
blanket carefully.
(R16533)
Sound blanket
(body)
Sound blanket
(top)
(R16534)
(R10481)