Installation Location; Installation - Hitachi RPFC-2.0UNE1NH Installation And Maintenance Manual

3.2 Installation Location

·
Select the suitable areas to install the unit with
approval of the user.
·
Ensure that the air path is not blocked.
·
Ensure that condensate can drain properly.
·
Ensure that the ceiling is strong enough to
bear the weight of the indoor unit.
·
Sufficient clearance for maintenance and servicing
is ensured. (See Fig.3.2.1 )
·
Piping between the indoor and outdoor units is
within the allowable limits. (refer to the installation
of the outdoor unit )
·
The indoor unit, outdoor unit, power supply wiring
and transmission wiring should be at least 1 meter
away from televisions and radio, to prevent
interference and noise in those electrical appliances.
(Noise may be generated depending on the
conditions under which the electric wave is generated,
even if one-meter distance is maintained.)
·Use suspension bolts to install the unit, check
whether or not the ceiling is strong enough to support
the weight of the unit. If there is a risk that the ceiling
is not strong enough, reinforce the ceiling before
installing the unit.
·
If there are 2 units of wireless type, keep them
at least 6 m away to avoid malfunction due to
cross communication.
·
When several indoor units are installed nearby, keep
them away for more than 4-5m.
Space for installation and service
4000~5000mm or more
100mm or more
Obstacle
Ceiling Installation
100mm or more
4000~5000mm
Fig. 3.2.1 Floor standing Installation
150mm or more
5mm or more
150mm or more
floor
Floor
Installation and Maintenance

3.3 Installation

According to the actual installation space, installation can be
done at in the ceiling or on the floor.
3.3.1 Suspension bolts
(1) Consider the pipe direction, wiring and maintenance
access carefully, and choose the proper direction
and location for installation.
(2) Install the suspension bolts as shown in Fig. 3.3.1
below.
·For the concrete
150 to160mm
（100 to150kg）
Suspension bolts
Steel bar
(W3/8 or M10)
·For the wooden beam
Wood rib
(60mm to 90mm)
Wooden beam
Fig. 3.3.1 Fixing the suspension bolts
3.3.2 The position of the suspension bolts and the pipes
(1) Mark the positions of the
positions of the refrigerant pipes and the drain pipes.
(2) The dimension are shown below.
Blowout opening
wall
Capacity(HP)
2.0/3.0
4.0
5.0/6.0/6.5
Wall
11
·For the steel beam
Screw in
Concrete
"I" shaped steel beam
Suspension bolts
(W3/8 or M10)
Nut
Nut
Suspension bolts
suspension bolts
A
990
1285
1580
Fig. 3.3.2 Suspension bolts
Round washer
Square washer
, the
(Unit:mm)
B
912
1207
1502