• Ensure the strength and level of the installation will not cause any operating vibration or noise after installed.
• In accordance with the foundation drawing, fix the unit securely by means of the foundation bolts. (Prepare
four sets of 3/8 inch (M10) or 7/16 inch (M12) foundation bolts, nuts and washers each which are available
on the market.)
• It is best to screw in the foundation bolts until their length are 3/4 inch (20mm) from the foundation surface.
Outdoor Unit Installation Drawings
Max. allowable length
Max. allowable height
Gas pipe
Liquid pipe
No refrigerant needs to be added if the piping does not
*
exceed the maximum length.
In sites with poor drainage, use
block bases for outdoor unit.
Adjust foot height until the unit
is leveled. Otherwise, water
leakage or pooling of water may
occur.
• Where a wall or other obstacle is in the path of outdoor unit's intake or exhaust airflow, follow the
installation guidelines below.
• For any of the below installation patterns, the wall height on the exhaust side should be 47-3/16 inch
(1200mm) or less.
Wall facing one side
More than 1-15/16 (50)
More than 3-15/16 (100)
47-3/16
(1200)
or less
Side view
Precautions on Installation
32ft (10m)
26ft (8m)
O.D. 3/8 inch (9.5mm)
O.D. 1/4 inch (6.4mm)
Allow 11-13/16 inch
(300mm) of work space
below the ceiling surface.
Installation Guidelines
Walls facing two sides
More than
1-15/16 (50)
3/4" (20mm)
Where there is a danger of the unit
falling, use foot bolts, or wires.
Unit: inch (mm)
More
More
than
than
3-15/16
5-7/8
(100)
(150)
More than
1-15/16 (50)
Top view
Wrap the insulation pipe with
the finishing tape from bottom
to top.
Allow space for piping
and electrical servicing.
Stop valve cover
How to remove the stop valve cover.
Remove the screw on the
stop valve cover.
Slide the lid downward
to remove it.
How to attach the stop valve cover.
Insert the upper part of the
stop valve cover into the
outdoor unit to install.
Tighten the screws.
Walls facing three sides
More than
More than
11-13/16 (300)
1-15/16 (50)
Top view
More than
5-7/8 (150)
Unit: inch (mm)
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