Installation - Hitachi air core 600 Installation & Maintenance Manual

·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.
·Ensure the sufficient clearance for maintenance and
service. (See Fig.3.1.2 )
·Piping between the indoor and outdoor units should
be 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.)
·Use suspension bolts to install the unit, check
whether 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
least 6m away to avoid malfunction due to cross
communication.
·
When plural 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
Fig. 3.1.2

3.2 Installation

3.2.1 Suspension bolts
(1) Consider the pipe direction, wiring, and
(2) Install the suspension bolts as shown in Fig. 3.2.1
at
3.2.2 The position of the suspension bolts and the pipes
(1) Mark the location of the suspension bolts, the
(2) The dimension are shown below.
150mm or more
5mm or more
25
Installation and Maintenance
maintenance carefully. choose the proper
direction and location for installation.
below.
·For the concrete
6 to 6-5/16 in.
Screw in
(150 to160mm)
220 to 330 lb.
(100 to150kg)
Concrete
Steel bar
Suspension bolts
(W3/8 or M10)
·For the wooden beam
Wood rib
2-3/8 to 3-1/2 in.
( 60 to 90 mm )
Wooden beam
Fig. 3.2.1 Securing the suspension bolts
refrigerant pipes, and the drain pipes.
Blowout opening
Capacity(Btu/h)
18K/25K
30K 1285
36K/42K/55K 1580
Fig. 3.2.2 Suspension bolts
·For the steel beam
" " shaped steel beam
Suspension bolts
(W3/8 or M10)
Nut Round washer
Square washer
Nut
Suspension bolts
(Unit: mm)
A B
990 912
1207
1502