Daikin RXR35HV2C Bedienungsanleitung
REMOVAL
PROCEDURE
SERVICE MANUAL
Outdoor Unit
Inverter
Pair Type
3.5 kW Class
Si00-973
Service Manual
Removal Procedure
Outdoor Unit
zHeat Pump
RXR35HV2C
Si00-973
Removal Procedure 1
Table of Contents
1. Removal of Humidifier Unit .....................................................................2
2. Removal of Heater ASSY / Humidifying Rotor
(Moisture Adsorption Element) / Humidifying Rotor Motor......................5
3. Removal of Damper Motor ......................................................................8
4. Removal of Limit Switch / Humidifying Thermistor..................................9
5. Removal of Fan-valve-duct ASSY / Fan-valve ASSY / Duct ASSY ......12
6. Removal of Hygroscopic Fan Rotor / Hygroscopic Fan Motor ..............14
7. Removal of Panels and Plates ..............................................................15
8. Removal of Electrical Box .....................................................................17
9. Removal of PCB....................................................................................22
10.Removal of Sound Blankets..................................................................27
11.Removal of Outdoor Fan / Fan Motor ...................................................29
12.Removal of Thermistors ........................................................................32
13.Removal of Compressor .......................................................................33
14.Removal of Four Way Valve / Electronic Expansion Valve...................35
Removal of Humidifier Unit Si00-973
2Removal Procedure
1. Removal of Humidifier Unit
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1. External appearance
2. Removal of the humidifier
unit
1Remove the 4 screws
and lift up the top panel
to remove.
}
(R10550)
Air outlet
Humidifier unit
(R10551)
Air inlet
(R10552)
Top panel
Si00-973 Removal of Humidifier Unit
Removal Procedure 3
2Remove the screw and
the hose cover.
3Pull out the humidifying
hose.
4The figure shows the
arrangement of the
relay harness.
Be sure to wait 10 minutes
or more after turning off the
power supply before
disconnecting the
connectors.
Step Procedure Points
(R10553)
Hose cover
(R10554)
Humidifying hose
(R9885)
Removal of Humidifier Unit Si00-973
4Removal Procedure
5Disconnect the 4 relay
connectors.
Do not pull the harnesses
from the outdoor unit
strongly so as not to loose
the hook of the mounting
plate.
(See the illustration below
on this page for the
mounting plate.)
6Disconnect the
connector for humidifier
fan motor.
Be sure to wait for 10
minutes or more after
turning off the power supply
before disconnecting the
connectors.
Pull out the connector while
pushing up the hook on the
bottom side.
When lifting up the
humidifier unit, be careful
not to pull the relay
harnesses forcibly.
When reassembling the
humidifier unit, make sure
the mounting plate is
hooked and do not forget to
connect the relay
connectors.
7Remove the 4 screws
of the humidifier unit
and lift it up to remove.
Step Procedure Points
(R9886)
Relay connectors
Humidifier fan motor (R9887)
<From the back side>
(R5796)
}
(R10555)
Mounting plate
Humidifier unit
Hook
Si00-973 Removal of Heater ASSY / Humidifying Rotor (Moisture Adsorption Element) / Humidifying Rotor Motor
Removal Procedure 5
2. Removal of Heater ASSY / Humidifying Rotor
(Moisture Adsorption Element) / Humidifying
Rotor Motor
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
Internal structure of the
humidifier unit
Preparation
Remove the top panel
according to "Removal of
Humidifier Unit".
The humidifying rotor is
located under the heater
ASSY and the duct.
1. Removal of the heater
ASSY
1Remove the 4 screws
of the duct on
adsorption side.
2Detach the harness for
heater from the groove.
(R9889)
Duct (adsorption side)
Damper
motor
Limit switch
Harness ASSY
Humidifying
rotor motor
Fan-valve-duct ASSY Humidifying thermistor
Heater
ASSY
(R9890)
(R9891)
Removal of Heater ASSY / Humidifying Rotor (Moisture Adsorption Element) / Humidifying Rotor Motor Si00-973
6Removal Procedure
3Remove the duct.
4Release the lead wire
for humidifying rotor
motor from the 2
hooks.
5Remove the 2 screws
to remove the heater
ASSY.
Do not disassemble the
heater ASSY into small
parts.
2. Removal of the
humidifying rotor.
1Detach the lead wire
for fan motor from the
groove.
Step Procedure Points
(R9892)
Duct (adsorption side)
(R9893)
(R9894)
(R9898)
Fan motor lead wire
Si00-973 Removal of Heater ASSY / Humidifying Rotor (Moisture Adsorption Element) / Humidifying Rotor Motor
Removal Procedure 7
2Remove the bell mouth
on adsorption side.
3Lift the humidifying
rotor up to remove.
A heat catalyst (black) is
applied on the upper side.
3. Removal of the
humidifying rotor motor
1Disconnect the
connector for the
humidifying rotor
motor.
2Remove the 2 screws
of the humidifying rotor
motor.
Step Procedure Points
(R9899)
Bell mouth
(R9900)
Humidifying rotor
(R9901)
Rotor driving
part
(R9902)
Humidifying rotor
motor
Removal of Damper Motor Si00-973
8Removal Procedure
3. Removal of Damper Motor
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
1. Removal of the damper
motor
Disconnect the connector
for the humidifying rotor
motor.
1Disconnect the
connector for the
damper motor.
2Remove the 2 screws
and remove the
damper motor.
(R10348)
Harness ASSY
Humidifying thermistor
Damper
motor
(R0232)
(R0233)
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