5
English
Fig. 7
CAUTION
Be careful not to touch the heat exchanger fins.
[CEILING HEIGHT]
The indoor unit may be installed on ceilings up to 3.5m in
height. However, it becomes necessary to make field settings
by remote controller when installing the unit at a height over
2.7m.
Refer to the section entitled “FIELD SETTING” and the decora-
tion panel installation manual.
Install this unit where the height of bottom panel is more than
2.5m so that user cannot easily touch.
4-2 FOR 2-WAY OR 3-WAY AIR DISCHARGE
2-way and 3-way air discharge must be set from the remote
controller. For details, see FIELD SETTING.
1. Relation of holes for indoor unit, suspension bolt posi-
tion, piping and wiring. (Refer to Fig. 8)
NOTE
• Illustrations seen from ceiling
∗
Dimension in ( ) for 100 and 125models
∗∗∗
Suspension bolt pitch
2. Make holes for suspension bolts, refrigerant and drain
piping, and wiring. (Refer to Fig. 9)
• Refer to paper pattern for the locations.
• Select the location for each of holes and open the holes
in the ceiling.
Fig. 9
NOTE
• To change air flow rate, select a pattern from “TO CHANGE
AIR FLOW RATE” and determine the location of pipes.
• All the above parts are field supplied.
(Use either a M8-M10 size bolt.)
Use a hole-in anchor for existing ceilings, and a sunken
insert, sunken anchor or other field supplied parts for new
ceilings to reinforce the ceiling to bear the weight of the unit.
Adjust clearance from the false ceiling before proceeding
further.
3. Detach the air intake grille and corner covers from the
indoor unit.
Fig. 10
• Detach the air intake grille.
(Refer to Fig. 10)
• Slide the locking knobs (×2) on the air intake grille
inward (direction of arrows) and lift upwards.
• Open the air intake grille to a 45
°
angle and detach
from the unit.
• Detach the corner covers.
[THE WAY TO BLOCK AIR DISCHARGE OUTLETS]
For 2-way air discharge, outlets A and B must be blocked.
For 3-way air discharge, outlets A or B must be blocked.
1.
Detach the top decorative plate from the outlets to be
blocked.
(Refer to Fig. 11)
2.
Detach the flap from the outlets, too
.
C
B
D
A
B
C
A
D
Moderate
flow rate
Moderate
flow rate
Moderate
flow rate
Moderate
flow rate
790
∗∗∗
895
790
∗∗∗
895
30
180
83
33
117
Rightward running drain
pipe shown above
A
B
C
D
∗
80 (147)
∗
58 (125)
∗
40 (107)
Liquid pipe
Drain hose
connection (VP20)
Gas pipe
Fig. 8
50-100
Ceiling slab
Anchor
False ceiling
Suspension bolt
Long nut or turnbuckle
Air intake
grille
Cornercover (×4)
Hold the indoor unit by the
hanger brackets when carrying.
Flap
(Top)
decorative plate
Screw for top
decorative plate
Fig. 11
(Bottom)
decorative plate
01_EN_3P249378-5G.fm Page 5 Friday, January 20, 2012 2:01 PM