En-2
Accessories2. 3.
WARNING
For installation purposes, be sure to use the parts supplied by the manufacturer or
other prescribed parts.
The use of non-prescribed parts can cause serious accidents such as the unit falling,
water leakage, electric shock, or re.
The following installation parts are furnished. Use them as required.•
Keep the Installation Manual in a safe place and do not discard any other accessories •
until the installation work has been completed.
Name and Shape Q’ty Description
Special nut A
(Large ange)
4
For suspending the indoor unit
from ceiling
Special nut A
(small ange)
4
Coupler heat insulation (Large)
1
For indoor side pipe joint
(Gas pipe)
Coupler heat insulation (Small)
1
For indoor side pipe joint
(Liquid pipe)
Cable tie (Large)
4 For xing the heat insulation
Cable tie (Medium)
4
For xing the remote controller
cable and connection cable
Cable tie (Small)
1
For xing the remote controller
cable
Remote controller
1 For Air conditioner operation
Screw
(Flush heads)
2
For installing indoor unit remote
controller
Remote controller cable
1
For connecting the remote
controller
Optional parts2. 4.
Parts name Model No. Summary
Wired remote controller UTY-RVN*M
For Air conditioner
operation
Wired remote controller UTY-RNN*M
For Air conditioner
operation
Simple remote controller UTY-RSN*M
For Air conditioner
operation
Remote sensor UTY-XSZX
New amenity space can
be offered by installing
the Remote sensor in the
remote controller
External control set UTD-ECS5A
Use to connect various
peripheral devices and air
conditioner PC board
INSTALLATION WORK3.
Especially, the installation place is very important for the split type air conditioner because
it is very difcult to move from place to place after the rst installation.
Selecting an installation location3. 1.
Decide the mounting position together with the customer as follows.
WARNING
Select installation locations that can properly support the weight of the indoor unit.
Install the units securely so that they do not topple or fall.
Do not install the indoor unit in the following areas:
Area with high salt content, such as at the seaside. •
It will deteriorate metal parts, causing the parts to fall or the unit to leak water.
Area lled with mineral oil or containing a large amount of splashed oil or steam, •
such as a kitchen.
It will deteriorate plastic parts, causing the parts to fall or the unit to leak water.
Area that generates substances that adversely affect the equipment, such as sulfuric •
gas, chlorine gas, acid, or alkali. It will cause the copper pipes and brazed joints to
corrode, which can cause refrigerant leakage.
Area that can cause combustible gas to leak, contains suspended carbon bers or •
ammable dust, or volatile inammables such as paint thinner or gasoline. If gas
leaks and settles around the unit, it can cause a re.
Area where animals may urinate on the unit or ammonia may be generated.•
Do not use the unit for special purposes, such as storing food, raising animals, growing
plants, or preserving precision devices or art objects. It can degrade the quality of the
preserved or stored objects.
Do not install where there is the danger of combustible gas leakage.
Do not install the unit near a source of heat, steam, or ammable gas.
Install the unit where drainage does not cause any trouble.
Install the indoor unit, outdoor unit, power supply cable, transmission cable, and remote
control cable at least 1 m away from a television or radio receivers. The purpose of this
is to prevent TV reception interference or radio noise.
(Even if they are installed more than 1 m apart, you could still receive noise under
some signal conditions.)
Install the unit where ambient temperature does not reach 60°C or more.
Take a measure such as ventilation for an environment in which heat is retained.
If children under 10 years old may approach the unit, take preventive measures so that
they cannot reach the unit.
Take precautions to prevent the unit from falling.
Install the indoor unit on a place having a sufcient strength so that it withstands (1)
against the weight of the indoor unit.
The inlet and outlet ports should not be obstructed; the air should be able to blow all (2)
over the room.
Leave the space required to service the air conditioner.(3)
Install the unit where connection to the outdoor unit is easy.(4)
Install the unit where the connection pipe can be easily installed.(5)
Install the unit where the drain pipe can be easily installed.(6)
Install the unit where noise and vibrations are not amplied.(7)
Take servicing, etc., into consideration and leave the spaces. Also install the unit where (8)
the lter can be removed.
Do not install the unit where it will be exposed to direct sunlight. (9)
Installation dimension3. 2.
Installation by which service space is made on top of the unit 3. 2. 1.
(recommended)
Install the unit away from the ceiling by 350 mm or more.
350
or
more
2500 or more
(When no ceiling)
Service
space
Unit : mm
Service access
500 or more
Floor
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