Outdoor Unit Installation; Foundation - Hitachi AIR365 Series Installation And Maintenance Manual

Outdoor unit
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Wooden Base Removal Method
○ Remove the hexagon head bolt using the ratchet
wrench.
○ Suspend the unit from the wooden base in its
packing with two sling belts.
○ Ensure safety while hoisting the unit gently to
prevent the unit from tipping over as shown in
Fig. 4.3.
CORRECT
Ratchet
Wrench
INCORRECT
Wrench
Outdoor Unit
Wooden Base
Fig. 4.3 Wooden Base Removal Method
NOTE:
In case of transportation after unpacking, protect
the unit with corrugated paper boards or cloths.
Outdoor Unit
Backrest
Mast
Fork
Outdoor unit is
Contacted to Backrest
A16381Z84L-rev.1
Outdoor Unit
Wooden Base
Keep distance more than
50mm between the outdoor
unit and the backrest.
Outdoor unit is NOT
Contacted to Backrest
CAUTION
Prevent the outdoor unit from contacting to the
backrest of forklift during transportation.
If not, the heat exchanger fin may be broken
due to sudden starting or stopping.
WARNING
Do not put any foreign material into the outdoor
unit and check to ensure that nothing exists in
the outdoor unit before the installation and test
run. Otherwise, a fire or failure, etc. may occur.

4.2 Outdoor Unit Installation

4.2.1 Foundation

Concrete Foundations
1. The height of the foundation should be over
150mm above the ground.
2. Provide a drainage around the foundation for
smooth drainage.
Details of Anchor Bolt Installing (Example)
83
5
73
20.5
Min. 100
Drainage (Example)
(Width 100 x Depth 20)
20.5
73
4. Installation Work
Anchor Bolt (M12) (Field-Supplied)
Nut (Field-Supplied)
Washer (Field-Supplied)
Vibration Proof Mat
(Field-Supplied)
The corner of the outdoor unit
anchoring foot must be located
on the vibration proof mat.
Filling Mortar
Hole for Mortar ( 100 x Depth 150)
Foundation
Drainage
(Unit: mm)
(729)
20.5
624
73
770
24

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