Direction Of Piping; Dimension Of Mounting Stand Of The Outdoor Unit; The Length Of Indoor Unit Connecting Cord - Hitachi RAS-25CNH1 Service Manual

The Length of Indoor Unit Connecting
Cord
about
0.9m
about 1.6m
Cut away shaded
portion, and finish
the edge of the
opening so that
20
there is no burr.

Direction of Piping

Horizontally
perpendicular
to the unit
Connection
There are 3 directions
namely, horizontally perpendicular to
the unit, vertically down from right,
horizontally out from right.
Don't form the piping downward at the
left of the unit.
Dimension of Mounting Stand
of the outdoor unit
(unit : mm)
35
mounting stand
12
35
500
100
above 100mm
above 300mm
Figure showing the Installation of
Indoor and Outdoor Unit.
Be sure to
completely
seal any gap
with putty.
allowed,
above 200mm
above 50mm when
installed on the
ceiling of balcony
above 50mm
above 100mm
Plug
above 100mm
give clearance
as wide as possible
above 200mm
– 5 –
above 100mm
6
Used in horizontal piping
2,500mm or more
The indoor piping should be
insulated with the enclosed
insulation pipe. (If the insulator is
insufficient, please use commersial
products).
The difference in
between the indoor and outdoor
unit should be kept below 5m.
The connecting pipe, no matter
big or small, should all be
insulated with insulation pipe
and then wrapped with vinyl
tape. (The insulator
deteriorate if it is not wrapped
with tape).
The connection of insulated drain
hose.
inner diameter ø 16mm
Please use insulated drain hose
for the indoor piping (commercial
product).
height
will