Drainage Elbow And Drain Hose Installation; Outdoor Unit Installation - Hitachi RAS-1.0PNNBDH1 Installation & Maintenance Manual

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Installation Instructions

Drainage Elbow and Drain Hose Installation

Install Drainage Elbow and Drain Hose
·The condensate water may drain from the outdoor unit
when the unit operates in heating mode. In order to avoid
disturbing neighbors and to protect the environment, it is
necessary to install a drainage elbow and a drain hose to
drain out the condensate water.
·Please do the drainage work before the indoor unit and
outdoor unit are connected. Otherwise, it will be difficult
install drainage elbow after the machine becomes
immovable.)
·
Connect the drain hose
5/8 in. (15mm)] as shown in the figure for drainage.

Outdoor Unit Installation

(1) Use the washers to fasten the machine at the foundation bolts.
(2) When fastening the outdoor unit with the foundation bolts, the fasten holes position as the Fig.1.
(3) Fasten the outdoor unit as the Fig.2.
(4) Make sure to fasten the outdoor unit tight and horizontal to prevent noise from occurring when the machine is
oblique or inclined by strong breeze or earthquake.
(5) Do not drain off water to the public places to avoid skidding.
(6) The strong base (made of concrete, etc.) should be made. The appliance should be placed not less than
4in. (10cm) high to avoid being wet or corroded. Otherwise, it may cause damage to the appliance or reduce its
life time. (Fig.3)
Model
A
B
1.0HP(9K)/
31-7/8
11-1/32
(810)
(280)
1.5HP(12K)
33-7/8
12-3/16
2.0HP(18K)
(860)
(310)
3.0/4.0HP
37-3/8
13-3/8
(24K/36K)
(950)
(340)
[field-supplied nside diameter:
, i
[Unit: in. (mm)]
C
D
E
F
20-1/16
12-3/16
13-5/16
5-7/8
(510)
(310)
(338)
(150)
21-11/32
13-7/16
14-1/2
6-5/8
(542)
(341)
(368)
(168)
22-7/8
14-15/16
16-1/4
7-1/4
(580)
(380)
(414)
(185)
Fig.1
to
Drainage elbow
NOTE:
As the water might be freezing in the drain elbow, so
please avoid using it in cold regions.
Cut it off, if the bolts is too
long, or it will be
troublesome of the moving
in the future.
d
13/32*21/32
(10*17)
7/16*21/32
(11*17)
5/8
(15)
5
Drain hose
beton
anchor bolt
Fig.2
Setscrew
(at least 4)
Min. 4 in. (10cm)
Fig.3

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