Daikin 5MKS90E7V3B User manual

REMOVAL
PROCEDURE
SERVICE MANUAL
Outdoor Unit
Inverter
Multi Type
8.0/9.0/10.0 kW Class
Si12-794

Service Manual
Removal Procedure
Outdoor Unit
zCooling Only zHeat Pump
5MKS90E7V3B 4MXS80E7V3B
5MXS90E7V3B
4MKS80ESG
3MXS90EVLT
3MKS90EVLT 4MXS100EVLT
4MKS100EVLT
4MXS80EVMA
4MKS90EVMA

Si12-794
Removal Procedure 1
Table of Contents
1. Removal of Outer Panels ........................................................................2
2. Removal of Electrical Box .....................................................................16
3. Removal of PCBs..................................................................................22
4. Removal of Fan Motor...........................................................................26
5. Removal of Coils / Thermistors .............................................................27
6. Removal of Sound Blankets..................................................................32
7. Removal of Compressor .......................................................................35
Note: The illustrations may be slightly different depending on the model.
The illustrations are for heat pump models as representative.

Removal of Outer Panels Si12-794
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
Appearance features
1. Remove the suction grille. The hooks are secured in
the clearances of the
outdoor heat exchanger fins.
1Unfasten the 2 hooks at
the bottom first.
(
R6368
)
Hook
Rear side
(R14612)
Suction grille
(R6370)

Si12-794 Removal of Outer Panels
Removal Procedure 3
2Slide the suction grille
downward to unfasten
the 3 top hooks.
3Remove the suction
grille.
2. Remove the top panel.
1Remove the 4 screws
on the back and the
screw on the left side
panel.
Step Procedure Points
Hook
(
R14613
)
(R6372)
Top panel
Left side panel
(R6373)

Removal of Outer Panels Si12-794
4Removal Procedure
2Remove the 2 screws
on the front and the
screw on the right side
panel.
3Lift the top panel and
remove it.
3. Remove the right side
panel.
1Remove the 5 screws.
Step Procedure Points
(R6374)
Right side
panel
(R6375)
(R6376)
Right side panel

Si12-794 Removal of Outer Panels
Removal Procedure 5
2Slide the right side
panel downward to
unfasten the 2 hooks on
the back side.
Step Procedure Points
(R6377)
Hook
(R14614)
Hook
(R14615)

Removal of Outer Panels Si12-794
6Removal Procedure
3Remove the right side
panel.
4. Remove the front panel
(2). This screw is M5 × 16
1Remove the 2 screws.
2Slide the front panel (2)
downward to unfasten
the hook.
Step Procedure Points
(R10441)
(R10629)
+
+
Front Panel (2)
Front
Panel (1)
(R10374)

Si12-794 Removal of Outer Panels
Removal Procedure 7
3Remove the front panel
(2).
5. Remove 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.
Step Procedure Points
(R6383)
(R10375)
(R10376)
Front
Panel (1)
Discharge grille
(R10377)

Removal of Outer Panels Si12-794
8Removal Procedure
3Slide the discharge
grille downward to
unfasten the 2 hooks at
the top.
4Remove the discharge
grille.
5Remove the nut and
remove the outdoor fan.
Nut size : M8
When reassembling, align
the mark of the outdoor
fan with the D-cut section of
the motor shaft.
Step Procedure Points
(R17173)
Hook
(R10380)
(R10381)
Outdoor fan
13 mm
(R12301)