Daikin 4MXS115HV2C User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
Outdoor Unit
Inverter
Multi Type
11.5 kW Class
Si12-996

Service Manual
Removal Procedure
Outdoor Unit
zHeat Pump
4MXS115HV2C

Si12-996
Removal Procedure 1
Table of Contents
1. Removal of Outer Panels ........................................................................2
2. Removal of Fan Motor...........................................................................12
3. Removal of Electrical Box .....................................................................14
4. Removal of PCBs..................................................................................18
5. Removal of Coils / Thermistors .............................................................23
6. Removal of Sound Blanket....................................................................27
7. Removal of Compressor .......................................................................30

Removal of Outer Panels Si12-996
2Removal Procedure
1. Removal of Outer Panels
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step Procedure Points
External appearance
1. Removal of the suction
grille
The hooks are secured in
the clearances of the heat
exchanger fins.
1Release the 3 hooks at
the upper first, and
then, 3 hooks at the
middle.
2Release the 3 hooks at
the bottom.
2. Removal of the top panel
1Remove the 7 screws
and remove the top
panel.
(R9585)
(R9586)
Suction grille
(R9587)
(R9588)
Top panel

Si12-996 Removal of Outer Panels
Removal Procedure 3
3. Removal of the right side
panel
1Remove the 5 screws.
2Slide the right side
panel downward to
release 2 hooks on the
back side.
3Remove the right side
panel.
Step Procedure Points
(R9589)
Right side panel
(R11051)
Hook Holes
Hooks
Hook Holes
(R11052)
(R11053)

Removal of Outer Panels Si12-996
4Removal Procedure
4. Removal of the front
panel (2)
+M5×20
1Remove the 2 screws.
2Slide the front panel (2)
downward to release
the 3 hooks.
Step Procedure Points
(R11054)
Front panel (2)
++
(R11055)
(R9594)

Si12-996 Removal of Outer Panels
Removal Procedure 5
3Remove the front panel
(2).
The insulation sheet is
inserted between the front
panel (2) and the electrical
box.
5. Removal of the front
panel (1)
Remove the discharge grille
and outdoor fan first to
remove the front panel (1).
1Remove the 4 screws
on the discharge grille.
2Pull the bottom of the
discharge grille toward
yourself.
Step Procedure Points
(R11056)
Insulation sheet
(R11057)
Discharge grille
Front panel (1)
(R11058)

Removal of Outer Panels Si12-996
6Removal Procedure
3Remove the fixing nut
and remove the outdoor
fan.
Fan fixing nut : M8
4Remove the 2 screws
on the partition plate
(1).
5Remove the 2 screws
at the bottom left of the
front.
Step Procedure Points
(R11059)
Outdoor fan
Partition plate (1)
(R11060)
(R11061)

Si12-996 Removal of Outer Panels
Removal Procedure 7
6Remove the screw at
the bottom of the left
side.
7Remove the screw at
the bottom of the back
side.
8The front panel (1) is
provided with a hook on
its front. Lift the front
panel (1) off position to
remove it.
Step Procedure Points
(R11062)
(R11063)
Hook
(R18409)

Removal of Outer Panels Si12-996
8Removal Procedure
9Remove the front panel
(1).
6. Removal of the rear panel
1Remove the 2 screws
on the partition plate
(2).
2Lift up slightly and
remove the partition
plate (2).
3Remove the 2 screws
on the wire fixing plate.
Step Procedure Points
(R11065)
Partition plate (2)
(R11066)
(R11067)
Wire fixing plate