Installation Work - Hitachi YUTAKI S Series Installation And Operation Manual

9.4. INSTALLATION PLACE PROVISIONAL

9.4.1. INSTALLATION WORK

1. Secure the outdoor unit with the anchor
Flow direction
Concreate
Fix the outdoor unit to the anchor bolts by special washer of
factory-supplied accessory.
2. When installing the outdoor unit, fix the unit by anchor bolts.
Regarding the location of fixing holes.
100
4-Ø16x23.5
Hole for anchor bolt
265

NOTE:
When the mark (*) dimension is secured, piping work from
bottom side is easy without interference of foundation.
3. Example of fixing outdoor unit by anchor bolts.
A
Cut this portion when this
type of anchor bolt is used. If
not, it is dificult to remove the
service cover
4. Fix the outdoor unit firmly so that declining, making noise,
and falling down by strong wind or earthquake is avoided.
Fixing Plate
(Field supplied)
24
PMML0215A rev.1 - 02/2012
Base of outdoor unit
Nut
Special washer (M12)
Anchor Bolts
Filled Mortar
100 *170
570 265
Concrete Anchor Bolt
Both sides on the unit fixing
can be possible
When vibration measures are
necessary, add vibration proof rubber
(Field supplied)
5. When installing the unit on a roof or a veranda, drain water
sometimes turns to ice in a cold morning. Therefore, avoid
draining in an area where people often use because it is
slippery.
6. The whole of the base of the outdoor unit should be
installed on a foundation. When using vibration-proof mat, it
should also be positioned the same way.
When installing the outdoor unit on a fieldsupplied frame,
use metal plates to adjust the frame width for stable
installation as shown in Figure.
INCORRECT
Outdoor unit is
unstable
Frame
CORRECT
Outdoor unit is
stable
Frame
Recommended Metal Plate Size (Field-Supplied)
Material: Hot-Rolled Mild Steel Plate (SPHC)
−
Plate Thickness: 4.5T
−
70
TRANSPORTATION,
HANDLING AND UNITS
INSTALLATION
100mm
Base with of outdoor unit
60mm
Frame with
(Field supplied)
100mm
Base with of outdoor unit
Metal plate
100mm or more
Metal plate
4-C10
20
R
70
420
(560)