Fujitsu AJ 126LELDH Series Design & Technical Manual page 727

¢ Indoor unit
For installing the indoor unit, with considering your customer's request select a place where satisfies
following conditions.
• Install the unit level on a strong wall, floor, ceiling, which is not subject to vibration.
• The inlet and outlet ports should not be obstructed. The air should be able to blow all over the
room.
• Install the unit where the connection pipe can be easily installed.
• Install the unit where the drain pipe can be easily installed.
• Take servicing, etc. into consideration and leave the spaces. Also install the unit where the filter
can be removed.
• Install the unit where satisfy the pipe length and height.
Also, install the unit at a place of following conditions:
• A well-ventilated place avoiding rains and direct sunlight.
• A place where air from the outlet and noise do not disturb the neighbor.
• A place that can withstand the weight of the indoor unit and install positively so that the unit will
not topple or fall.
• A place where drainage does not cause any trouble.
For satisfactory operation of the air conditioner, install the indoor unit with referring the outlines de-
scribed in the installation manual.
 Installation limitation
Do not install the unit the place of following conditions:
• A place where there is the danger of flammable gas leakage.
• A place near heat sources and the location with high temperature.
• A place near a source of heat, steam, or flammable gas.
• A place where there is oily smoke, machine oil (i.e. factory), salty environment with direct sea
breeze, and too much of dust.
Mind the following when installing or using the unit:
• Install with the lowest moving parts at least 2.4 m above floor or grade level.
• Install the indoor and outdoor units, power wiring, signal wiring and remote control wiring 1 m
away from televisions and radios to avoid distorted images and noise. (However, distorted images
and noise may not be avoidable even if the units and wiring mentioned above are installed 1 m
away from televisions and radios depending on conditions of the electromagnetic disturbance.)
• When installing an indoor unit in a small room, a care must be taken to keep refrigerant concentra-
tions from exceeding limitations if there is a refrigerant leak.
• Control may not operate correctly if the unit is installed near machinery which emit electromagnetic
waves.
• A sound might be heard from the indoor unit such as a refrigerant flowing sound. For using in
small and quiet room such as bed room or hotel guest room, select the unit which has not exposed
inside the room (Ex. Duct type) or the unit which connects EV kit separately (Ex. Wall mounted
type (EEV external model) + EV kit).
• If children may approach the unit, take preventive measures so that they cannot reach the unit.
• Welded parts may be damaged if the unit is installed where corrosive gases such as sulphuric acid
are generated.
• Do not use the unit for air conditioning or saving precision instrument, food, art, plants, and animal
as special place.
1-3. Installation place
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1. System design