Daikin RW25JV1 User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
2.5/3.5 kW Class
Outdoor Unit
Non-Inverter
Pair Type
Si01-780

Service Manual
Removal Procedure
Outdoor Unit
zCooling Only
RW25JV1
RW35JAV1

Si01-780
Removal Procedure 1
Table of Contents
1. Removal of Outer Panel..........................................................................2
2. Removal of Electrical Component ASSY ................................................3
3. Removal of Outdoor Fan / Fan Motor .....................................................6
4. Removal of Partition Plate.......................................................................7
5. Removal of Compressor .........................................................................8
Note: The illustrations may be slightly different depending on the model.

Removal of Outer Panel Si01-780
2Removal Procedure
1. Removal of Outer Panel
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1Remove the 3 screws
and remove the top
panel.
2Remove the 2 screws
of the discharge grille.
3Unfasten the each 2
hooks at part A, part B,
part C. Slide the
discharge grille to the
direction shown by the
arrow and remove it.
4Remove the 6 screws
and remove the front
panel.
Discharge grille
Top panel
(R12548)
B
C
A
(R12549)
Front panel
Lower right hand
at the rear side
(R12550)

Si01-780 Removal of Electrical Component ASSY
Removal Procedure 3
2. Removal of Electrical Component ASSY
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
In case of service work
without top panel
1Remove the screw and
remove the service
cover.
2Remove the 2 screws
of the electrical
component ASSY.
3Lift up and remove the
electrical component
ASSY.
4Cut the clamp and
disconnect the 3
connectors for the fan
motor lead wire.
(R12553)
(R12730)
Service cover
Electrical component
ASSY
(R12551)
Fan motor lead wire (Red)
Clamp
Fan motor lead wire
(White)
Fan motor lead wire
(Black)
(R12552)
(R12738)

Removal of Electrical Component ASSY Si01-780
4Removal Procedure
In case of service work with
top panel
1Remove the screw and
remove the service
cover.
2Remove the 2 screws
of the electrical
component ASSY.
1. Remove the electrical
component ASSY.
1Unfasten the hook as
shown with arrow 1 in
the illustration.
2Pull out the electrical
component ASSY as
shown with arrow 2 in
the illustration.
Step Procedure Points
Service cover
(R12729)
(R12730)
Hook
1
2
(R12731)
(R12556)
Electrical component
ASSY
(R12554)

Si01-780 Removal of Electrical Component ASSY
Removal Procedure 5
2. Disconnect the fan motor
lead wires.
1Cut the clamp and
disconnect the 3
connectors for the fan
motor lead wire.
Step Procedure Points
Fan motor lead wire (Red)
Fan motor lead wire
(White)
Fan motor lead wire
(Black)
(R12552)

Removal of Outdoor Fan / Fan Motor Si01-780
6Removal Procedure
3. Removal of Outdoor Fan / Fan Motor
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1 Remove the washer-
fitted 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.
2Remove the 2 screws
and remove the fan
motor fixing frame.
3Remove the 2 screws
and remove the fan
motor.
4Cut the 3 clamps and
release the fan motor
lead wire.
5Cut the clamp and
disconnect the
connectors for the fan
motor lead wire.
(R12557)
Fan motor fixing frame
Outdoor fan
10 mm
(R12236)
Fan motor lead wire
Fan motor
Clamp
(R12558)
Fan motor lead wire (Red)
Fan motor lead wire
(White)
Fan motor lead wire
(Black)
(R12552)

Si01-780 Removal of Partition Plate
Removal Procedure 7
4. Removal of Partition Plate
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1Remove the 2 screws
of the partition plate.
2Unfasten the hooks of
the bottom frame and
remove the partition
plate.
Hooks of bottom frame
Partition plate
(R12559)

Removal of Compressor Si01-780
8Removal Procedure
5. Removal of Compressor
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
Before working, make sure
that the refrigerant is
empty in the circuit.
Be sure to apply nitrogen
replacement when heating
up the brazed part.
1Remove the sound
blankets.
2Disconnect the
compressor wire
harnesses.
Acoustic insulation
material of compressor
(RR187)
Terminal cover
Compressor lead wires
(Yellow)
Wire harness
(Blue) (Blue)
(Red)
Blue Red
Blue
Soundproof
material (RR188)
Yellow

Si01-780 Removal of Compressor
Removal Procedure 9
3Heat up the 2 brazed
parts and disconnect
them.
4Remove the 3 nuts and
remove the compressor.
Step Procedure Points
(R12561)
(R12562)

Revision History
Month / Year Version Revised contents
07 / 2013 Si01-780 First edition

Head Office:
Umeda Center Bldg., 2-4-12, Nakazaki-Nishi,
Kita-ku, Osaka, 530-8323 Japan
Tokyo Office:
JR Shinagawa East Bldg., 2-18-1, Konan,
Minato-ku, Tokyo, 108-0075 Japan
http://www.daikin.com/global_ac/
All rights reserved
c
Warning
zDaikin products are manufactured for export to numerous countries throughout the world. Prior to
purchase, please confirm with your local authorised importer, distributor and/or retailer whether this
product conforms to the applicable standards, and is suitable for use, in the region where the product
will be used. This statement does not purport to exclude, restrict or modify the application of any local
legislation.
zAsk a qualified installer or contractor to install this product. Do not try to install the product yourself.
Improper installation can result in water or refrigerant leakage, electrical shock, fire or explosion.
zUse only those parts and accessories supplied or specified by Daikin. Ask a qualified installer or
contractor to install those parts and accessories. Use of unauthorised parts and accessories or
improper installation of parts and accessories can result in water or refrigerant leakage, electrical
shock, fire or explosion.
zRead the User's Manual carefully before using this product. The User's Manual provides important
safety instructions and warnings. Be sure to follow these instructions and warnings.
If you have any enquiries, please contact your local importer, distributor and/or retailer.
Cautions on product corrosion
1. Air conditioners should not be installed in areas where corrosive gases, such as acid gas or alkaline gas, are produced.
2. If the outdoor unit is to be installed close to the sea shore, direct exposure to the sea breeze should be avoided. If you need to install
the outdoor unit close to the sea shore, contact your local distributor.
Dealer
z
Specifications, designs and other content appearing in this brochure are current as of July 2013 but subject to change without notice.
Si01-780
07/2013 AK.B