Hitachi RAS-5HVRNM2 - 5.4 Installation Work

TC-12001
2-93
OUTDOOR UNIT
P5414950-rev.1
17
5.4 Installation Work
(1) Secure the outdoor unit with the anchor
bolts.
Fig. 5.6 Position of Anchor Bolts
NOTE:
When the mark * dimension is secured, the
piping work from bottom side is easy without
interference of foundation.
Fig. 5.5 Installation of Anchor Bolts
Fix the outdoor unit to the anchor bolts
with special washer of factory-supplied
accessory.
(2) :KHQLQVWDOOLQJWKHRXWGRRUXQLW¿[WKHXQLW
by anchor bolts. Refer to Fig. 5.6 regarding
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NOTE
L A B
0 < L < 1/2H 600 or more 300 or more
1/2H < L < H 1400 or more 350 or more
(3) ([DPSOHRI¿[LQJRXWGRRUXQLWE\DQFKRU
bolts.
Fig. 5.7 Fixing Example
(4) )L[WKHRXWGRRUXQLW¿UPO\VRWKDWGHFOLQLQJ
making noise, and falling down by strong
wind or earthquake is avoided.
Fig. 5.8 Additional Fixing Arrangement
75
BA
Fixing Plate
(Field-Supplied)
Both sides on the unit fixing
can be possible.
When vibration measures
are necessary,
add vibration proof rubber.
(Field-Supplied)
(mm)
Dim.
Model
A B
RAS-3HVRNM2 529
116
RAS-4HVRNM2
RAS-5HVRNM2
RAS-6HVRNM2
RAS-7HVRNM2
1109 116
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outdoor unit.
• The installation of multi-row and multiple outdoor units should be up to 3 outdoor units on a roof, etc. Use
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• If L is larger than H, mount the units on a base so that
H is greater or equal to L.
In this situation ensure that the base is closed and
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In each case, install the outdoor unit so that the
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Max. 21mm
A
ir Flow Direction
Anchor Bolt
M10
Feet of Outdoor Unit
Nut
Special Washer
(Accessory)
Filled Mortar
Concrete
440
410
370
70
600
950
110
*
Front (Air Outlet Side)
Anchor Bolt
(M10)
Anchor Bolt
(M10)
(mm)
Cut this portion when this type
of anchor bolt is used.
If not, it is difficult to remove
the service cover.
Concrete Anchor Bolt
Max. 21mm (After cut "A " )
A