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Unit Installation
Installation
Indoor Unit Installation 4
Indoor Unit Parts
Fig. 4.1
WARNING
• Securely install the indoor unit on a structure
that can sustain its weight. If the structure is
too weak, the unit may fall causing personal
injury, unit and property damage or death.
•
DO NOT install the indoor unit in the
bathroom or laundry room as excessive
moisture can short the unit and corrode the
wiring.
CAUTION
• Install the indoor and outdoor units, cables
and wires at least 1m (3.2’) from televisions
or radios to prevent static or image
distortion. Depending on the appliances, a
1m (3.2’) distance may not be sufficient.
• If the indoor unit is installed on a metal
part of the building, it must be electrically
grounded.
Indoor Unit Installation Instructions
Step 1: Select installation location
The indoor unit should be installed in a location
that meets the following requirements:
oEnough room exists for installation and
maintenance.
oEnough room exists for the connecting pipe
and drainpipe.
oThe ceiling is horizontal and its structure can
sustain the weight of the indoor unit.
oThe air inlet and outlet are not impeded.
oThe airflow can fill the entire room.
oThere is no direct radiation from heaters.
CAUTION
DO NOT install the unit in the following
locations:
In areas with oil drilling or fracking
In coastal areas with high salt content in the
air
In areas with caustic gases in the air, such as
near hot springs
In areas with power fluctuations, such as
factories
In enclosed spaces, such as cabinets
In kitchens that use natural gas
In areas with strong electromagnetic waves
In areas that store flammable materials or gas
In rooms with high humidity, such as
bathrooms or laundry rooms
Fig. 4.2
Air outlet
Air inlet
Air filter(on some models)
Drain hose
Electric control cabinet
Refrigerant connecting pipe
checking orifice
60cmX60cm
30cm or more
20cm or more
Maintenance roomage
√
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√
√
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Safety Precautions
oModels with a cooling capacity of 9000Btu to
18000Btu only apply to one room.
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Fig. 4.3
Step 2: Hang indoor unit.
1.
Please refer to the following diagrams to locate the four positioning screw bolt holes on the
ceiling. Be sure to mark the paces where you will drill ceiling hook holes.
Air outlet dimensions
Air inlet dimensions
Air filter
Descending ventilation opening and mounted hook
Air filter
Electric control box
Table.4-1 (unit: mm/inch)
MODEL
(Btu/h)
Outline dimension
A B C
18K 210/8.3 674/26.5880/34.6
24K 249/9.8 774/30.51100/43.3
30K~36K 249/9.8 774/30.51360/53.5
36K~60K 300/11.8 874/34.41200/47.2
air outlet opening size
D E F
136/5.4 706/27.8600/23.6
175/6.9 926/36.5700/27.6
175/6.9 1186/46.7700/27.6
227/8.9 1044/41.1800/31.5
air return opening size
190/7.5
228/8.9
228/8.9
280/11
Size of mounted lug
I
920/36.2782/30.8
1140/44.91001/39.4
1400/55.11261/49.6
1240/48.81101/43.3
J
G
H
508/20
598/23.5
598/23.5
697/27.4
