12
Indoor Unit
Installation
• If the temperature might rise above 30 ℃ or the humidity might rise above RH 80 %, use another insulation to
the indoor body.
h
Use glass wool material or polyethylene foam and make sure at least 10 mm thick.
• There should not be any heat source or steam near the unit.
• There should not be any obstacles to the air circulation.
• A place where air circulation in the room will be good.
• A place where drainage can be easily obtained.
• A place where noise prevention is taken into consideration.
• Do not install the unit near the door way.
• Ensure the spaces indicated by arrows from the wall, ceiling, or other obstacles.
• The indoor unit must have the maintenance space.
• The basic installation for the round type should be in an exposed area.
• Do not install at a non exposed installation site such as areas with ceiling texture.
Read completely, then follow step by step.
Unit:mm
Ceiling
Above 2 500
4 200 or less
1 000
or more
500 or
more
10 or more
500 or
more
300 or less
Floor
F
F
F
F
CAUTION
In case that the unit is installed near the sea, the installation parts may be corroded by salt.
The installation parts (and the unit) should be taken appropriate anti-corrosion measures.
!
h
Please use an annexed sheet or the corrugated
cardboard on the bottom of packing as
installation sheet.
h
When using the bottom sheet, please use it after
separating the installation sheet from packing of
the product floor by using a knife etc as a picture
below.
Annexed sheet
Or
Packing corrugated
cardboard on the
bottom
Selection of the best location
Installation
1,2,4 Way
Round
Unit:mm
Floor
Ceiling
Ceiling board
C ≥ 500
C ≥ 500
D ≥ 1 000
B ≥ 10
E ≥ 300
A
F
F
Model
A
4 Way
1.6~10.0 kW
2 000 < A ≤ 3 600
10.0~14.5 kW
2 500 < A ≤ 4 200
2 Way
1 800 < A ≤ 3 300
1 Way
1 800 < A ≤ 3 300
Flat washer for M10
(accessory)
Flat washer for M10
(accessory)
Hanging bolt
(W3/8 or M10)
Nut
(W3/8 or M10)
Nut
(W3/8 or M10)
Ceiling board
Ceiling board
• The following parts are local purchasing.
①
Hanging Bolt - W 3/8 or M10
②
Nut - W 3/8 or M10
③
Spring Washer - M10
④
Plate Washer - M10
F
Summary of Contents for ARNU24GTYA4
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