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Outdoor Unit Installation Drawings
**
*
(Foot bolt-hole
centres)
31
1
574
(Foot bolt-hole centres)
(From unit’
s side)
105.5
O.D. 9.5mm
Gas pipe
Liquid pipe
O.D. 6.4mm
20g/m
15m
20m
Max. allowable piping
length
Max. allowable piping
height
Additional refrigerant
required for refrigerant
pipe exceeding
10m in length.
1.5m
Min. allowable piping
length
Wrap the insulation pipe with
the finishing tape from bottom
to top.
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 there is a danger of the unit
falling, use foot bolts, or wires.
250mm from wall
unit: mm
How to remove the stop
valve cover
Remove the screw on the
stop valve cover.
Slide the cover downward
to remove it.
How to attach the stop
valve cover
Insert the upper part of
the stop valve cover into the
outdoor unit.
Tighten the screws.
Stop valve cover
Allow space for piping
and electrical servicing.
*
Be sure to add the proper amount of additional refrigerant.
Failure to do so may result in reduced performance.
**
The suggested shortest pipe length is 1.5m, in order to avoid
noise from the outdoor unit and vibration.
(Mechanical noise and vibration may occur depending on how
the unit is installed and the environment in which it is used.)
Allow 300mm of
work space below
the ceilling surface
CAUTION
**Set the piping length
from 1.5m to 20m.
3P377531-1A.book Page 3 Monday, September 8, 2014 1:01 PM
