6
90°
A
Die
Pipe
Refrigerant Piping Connection
1. Cut the pipe with a pipe cutter.
2. Insert a
fl
are nut into the pipe and
fl
are the pipe.
•
Projection margin in
fl
aring : A (Unit : mm)
Rigid (clutch type)
Imperial (wing nut type)
Outer dia. of copper pipe
R410A
Ø6.35
1.5 to 2.0
Ø9.52
1.5 to 2.0
Ø12.70
2.0 to 2.5
Outer dia.
of copper pipe
R410A tool used
Conventional tool
used
Ø6.35
0 to 0.5
1.0 to 1.5
Ø9.52
0 to 0.5
1.0 to 1.5
Ø12.70
0 to 0.5
1.0 to 1.5
Flaring
Obliquity
Roughness
Warp
Shield pipe
Drain hose
Inside the room
Extension drain hose
Do not form the
drain hose into
a wavy shape.
Do not rise the
drain hose.
50 mm
or more
Do not put the
drain hose end
into water.
Do not put the
drain hose end
in the drainage ditch.
Indoor Unit Fixing
• For detaching the indoor unit from the
installation plate, pull the indoor unit
toward you while pushing its bottom up
at the speci
fi
ed parts.
1. Pass the pipe through the hole in the wall and hook the indoor unit on the
installation plate at the upper hook.
2. Swing the indoor unit to right and left to con
fi
rm that it is
fi
rmly hooked up on
the installation plate.
3. While pressing the indoor unit onto the wall, hook it at the lower part on the
installation plate. Pull the indoor unit toward you to con
fi
rm that it is
fi
rmly
hooked up on the installation plate.
Drainage
1. Run the drain hose sloped downwards.
2. Put water in the drain pan and make sure that the water is drained out of
doors.
3. When connecting extension drain hose, insulate the connecting part of
extension drain hose with shield pipe.
NOTE
• The hole should be made at a slight downward slant on the outdoor side.
Arrange the drain pipe for proper drainage from the unit.
Improper drainage can result in dew-dropping.
This air conditioner has the structure designed
to drain water collected from dew, which forms
on the back of the indoor unit, to the drain pan.
Therefore, do not store the power cord and other
parts at a height above the drain guide.
CAUTION
OUTDOOR UNIT
OUTDOOR UNIT
Installation Place
• A place which provides the spaces around the outdoor unit as shown in the
diagram
• A place which can bear the weight of the outdoor unit and does not allow an
increase in noise level and vibration
• A place where the operation noise and discharged air do not disturb your
neighbors
• A place which is not exposed to a strong wind
• A place free of a leakage of combustible gases
• A place which does not block a passage
• When the outdoor unit is to be installed in an elevated position, be sure to
secure its feet.
• An allowable length of the connecting pipe is up to 25 m.
• An allowable height level is up to 10 m.
• A place where the drain water does not raise any problems
CAUTION
1. Install the outdoor unit without anything blocking the air discharging.
2. When the outdoor unit is installed in a place always exposed to strong
wind like a coast or on a high storey of a building, secure the normal fan
operation using a duct or a windshield.
3. In particularly windy areas, install the unit such as to avoid admission of
wind.
4. Installation in the following places may result in trouble.
Do not install the unit in such places.
• A place full of machine oil
• A saline-place such as the coast
• A place full of sul
fi
de gas
• A place where high-frequency
waves are likely to be generated
as from audio equipment, welders,
and medical equipment
Wall
Drain
guide
Space for pipes
Strong
wind
Push
Push
In case of Indoor unit is
fi
xed to
Installation plate with screws
1. Remove 2 screw caps with
fl
at screwdriver.
2. Fix them with Ø4x10~14L, 2 screws which are prepared at the site.
3. Cover screw caps as previous process.
Screw cap
Flat screwdriver
<How to remove>
<How to
fi
x>
1
Hook here.
Installation plate
Hook
Push
Installation plate
Hook
1115751104-EN.indd 6
1115751104-EN.indd 6
5/26/2557 BE 10:45 AM
5/26/2557 BE 10:45 AM
