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Commercial Air Conditioner
Model: AU96NATAEA
AD96NAHAEA,
AP96NACAEA
31
(2) If necessary, cut the opening installation and checking needed on the ceiling. (If has ceiling)
Before installation, finish the preparation work of all the pipes (refrigerant, drainage) and wire
(wire controller connection wire, indoor and outdoor unit connection wire) of indoor unit, so that
after installation, they can be immediately connected with outdoor unit.
Cut the opening on the ceiling. Maybe it needs to strengthen the ceiling to keep the ceiling even
and flat and prevent the ceiling from vibration. For details, please consult to the builder.
(3) Suspending bolts installation
Use care of the piping direction when the unit is
suspending bolt M10
Built-in anchor
Built-in plug
Insert
Concrete
(Use M10 screw bolt)
In order to bear the weight of the unit, for
existed ceiling, using foundation screw bolt,
for new ceiling,using burying embedded
screw bolt, burying screw bolt or spot
supplied other parts.
Before going on installation, adjust the gaps
with ceiling.
4. Installation of indoor unit
Fix the indoor unit to the hanger bolts.
If required, it is possible to suspend the unit to
the beam, etc.
When the dimensions of main unit and ceiling holes does not match, it can be
adjusted with the slot holes of hanging bracket.
Note
Hanging bolt
M10 nut
Main unit
M10 washer
M10 spring washer
PVC hose
Piping side
Supply water
Water level
0~5 mm
(0~0.2")
Bring the piping side slightly lower.
Adjusting to the levelness
(a) Adjust the out-of levelness using a level or by the following method.
Make adjustment so that the relation between the lower surface of the unit proper and water level in the
hose becomes as given below.
(b) Unless the adjustment to the levelness is made properly, malfunctioning or failure of the float switch may occur.
PVC hose
Piping side
Supply water
Water level
0~5 mm
(0~0.2")
5. Drain Piping
(a) Drain piping should always be in a downhill grade (1/50~1/100) and avoid riding across an elevation or making traps.
Good piping
1.5m ~ 2m
Suspension
bolts
Heat
insulation
A downhill grade
of 1/100 or more
Do not pipe under water
Keep free from traps
Avoid riding across an elevation
Air vent
Improper piping