Daikin RKS42GVLT User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
Outdoor Unit
Inverter / Hybrid
Pair Type
4.2/5.0/6.0/7.1 kW Class
Si00-875

Service Manual
Removal Procedure
Outdoor Unit
zCooling Only zHeat Pump
RKS50FBVMA RKS42GVLT ARXS50E3V1B RXS42GVLT
RKS60FBVMA ARXS50G2V1B
RKS50G2V1B RXS50G2V1B
RKS50FVM RXS50FBV2C
RKS60FVM RKS50GVMG RYN50FV1A
RKS71FVM RKS60GVMG RXS50FBVMA RYN60FV1A
RKS71GVMG RXS60FBVMA
RKS50FVLT
RKS60FVLT RXS71FMV2C
RKS71FVLT
RXS50FVLT
RKS50FVMA RXS60FVLT
RKS60FVMA RXS71FVLT
RXS50FVMA
RXS60FVMA

Si00-875
Removal Procedure 1
Table of Contents
1. Removal of Outer Panels ........................................................................2
2. Removal of Outdoor Fan / Fan Motor .....................................................5
3. Removal of Electrical Box .......................................................................8
4. Removal of PCBs..................................................................................12
5. Removal of Sound Blankets / Thermistors............................................15
6. Removal of Four Way Valve .................................................................17
7. Removal of Electronic Expansion Valve ...............................................18
8. Removal of Compressor .......................................................................19
Note: The illustrations may be slightly different depending on the model.
The illustrations are for heat pump models as representative.

Removal of Outer Panels Si00-875
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
1. Remove the panels.
Take care not to cut your
finger by the fins of the
outdoor heat exchanger.
1Remove the 4 screws
and lift the top panel.
2Remove the 4 screws
and remove the
discharge grille.
Slide the discharge grille
upward and remove it.
The discharge grille has 4
hooks.
Top panel
(R12283)
(R12315)
Discharge grille
(R5245)
(R5246)

Si00-875 Removal of Outer Panels
Removal Procedure 3
3Remove the 6 screws
of the front panel.
4Push the front panel
and lift the shield plate
to unfasten the hooks.
5Unfasten the left side
hooks, and then the
right side hook.
Remove the front panel.
Lift the front panel while
pushing the left side panel
inward.
Lift the front panel and
unfasten the right side hook.
Step Procedure Points
Front panel
(R12284)
Shield plate
(R13626)
(1) Push the
front panel.
(2) Lift the shield
plate upward.
(R5249)
(R5250)

Removal of Outer Panels Si00-875
4Removal Procedure
When reassembling, fit the
right side of the front panel
first.
2. Remove the stop valve
cover.
1Remove the screw of
the stop valve cover.
2Pull the stop valve
cover downward to
unfasten the hooks and
remove it.
The stop valve cover has 6
hooks.
Step Procedure Points
(R5251)
Stop valve cover
(R5252)
(R5253)
(R5254)

Si00-875 Removal of Outdoor Fan / Fan Motor
Removal Procedure 5
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
1. Remove the electrical box
cover.
Preparation
Remove the top panel and
the front panel according to
the “Removal of Outer
Panels”.
This procedure is not
necessary to remove the
outdoor fan only.
1Remove the screw of
the shield plate.
2Unfasten the 2 hooks
and remove the shield
plate.
3Unfasten the 4 hooks of
the electrical box cover
and remove it.
(R5255)
Shield plate
Hook (R12029)
Electrical
box cover
(R5257)
(R5258)

Removal of Outdoor Fan / Fan Motor Si00-875
6Removal Procedure
2. Remove the fan motor.
1Disconnect the
connector for the fan
motor [S70].
2Release the fan motor
lead wire from the 7
hooks.
3Remove the nut of the
outdoor fan.
Nut size: M6
When reassembling, align
the mark of the outdoor
fan with the D-cut section of
the motor shaft.
Step Procedure Points
[S70]
(R5259)
Fan motor
lead wire
(R5260)
(R5262)
Outdoor fan
10 mm
(R12236)
(R5263)

Si00-875 Removal of Outdoor Fan / Fan Motor
Removal Procedure 7
4Remove the 2 lower
screws from the fan
motor first.
Be sure to remove the lower
screws first. If the upper
screws are removed first, the
fan motor may tilt down or
fall and cause injury because
its center of gravity is shifted
to the front.
5Then, remove the 2
upper screws.
6Release the fan motor
lead wire from the 2
hooks and pull the fan
motor out.
When reassembling, put the
fan motor lead wire through
the back of the fan motor so
as not to be entangled with
the outdoor fan.
Step Procedure Points
(R5264)
Fan motor
(R5265)
Fan motor lead wire

Removal of Electrical Box Si00-875
8Removal Procedure
3. Removal of Electrical Box
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 2 screws
of the shield plate.
Preparation
Remove the top panel and
the front panel according to
the “Removal of Outer
Panels”.
2Slide the shield plate
upward to unfasten the
hook on the bottom left,
and then remove the
shield plate.
3Remove all the screws
of the terminal boards
and of the earth wires.
Disconnect the power
supply wire and the
connection wire.
4Disconnect the 2 earth
wires.
(R17060)
Shield
plate
(R17021)
Hook
(R17239)
Earth wire
Power supply wire
Connection wire
Earth wire
(R17240)