28
Installation and Maintenance
Service Manual
8. Installation
1. All electric work must be performed by a licensed technician
according to local regulations and the instructions given in this
manual.
2. If the air conditioner is to be moved to other place, please
contact appointed maintenance center in advance.
The connection pipe and drainage pipe should
be insulated to avoid water drop-ping due to
condensation.
1. Both the indoor side and outdoor side adopt connection of
expanding port. The connection pipe is as shown in the figure,
used for connecting indoor unit and outdoor unit.(As show in
Fig.1)
2. When connecting the big connection pipe and small connection
pipe with the indoor unit, the big connection pipe and small
connection pipe should be misaligned and the small connection
pipe should be 100mm longer than big connection pipe.
Note:
Do not bend the flexible pipe for more than three times. Do
insulation to all connection part of port-expanded pipe and
connection pipe.(As show in Fig.2)
3. The cut-off valve of outdoor unit shall be closed completely.
For each connection, screw off the screw cap at the cut-off valve
and then connect the port-expanded pipe immediately (in 5min). If
the screw cap at the cutoff valve has been placed for a long time,
dust, moisture and other sundries may get into the pipe, which will
cause malfunction.
Installing the unit in the following places may cause malfunction. If
it is unavoidable, please consult the local appointed maintenance
center:
1. The place near strong heat sources, vapors, flammable or
explosive or volatile objects spread in the air.
2. The place with high-frequency devices, such as welding
machine, medical equipment.
3. The place near coast area.
4. The place with oil or fumes in the air.
5. The place with sulfureted gas.
6. Other places with special circumstances.
1. Avoid installing the indoor unit in a place where generated or
leaked inflammable gas will stay.
2. Avoid installing the indoor unit in a moist place or in a place
where oil may be splashed on the unit.
3. Select a location where outlet air may reach each corner of the
room.
4. Select a location where connection pipe can be led to outdoor
conveniently.
5. Select a location where air inlet and outlet won't be blocked.
6. Retain sufficent space for maintenance and installation.
7. Select a location with least affection of outdoor air.
8. Select a location with firm and flat floor.
9. Ensure the installation meets the requirement of installation
dimension diagram.
10. The appliance shall not be installed in the laundry.
1. Select a location where the noise and outflow air emitted by the
outdoor unit will not affect neighborhood, animals or plants.
2. The ventilation of outdoor unit is good.
3. There should be no obstruction near outdoor unit, which may
affect air inlet and air outlet of unit.
4. The location should be able to withstand the weight and
vibration of outdoor unit and ensure the safety during installation.
5. The location should be dry, in which the outdoor unit won't be
exposed directly to sunlight or strong wind.
6. Ensure the installation meets the requirement of installation
dimension diagram and is convenient for maintenance.
7. The height difference between indoor unit and outdoor unit
should be within 5m.The length of connection pipe should be
within 10m.
8. Select a location which is out of reach for people.
9. Select a location which will not affect the passersby and city
appearance.
8.1 Important Notes
8.4 Precautions of Connecting Pipe
8.2 Basic Requirements of Installation
Location
8.3 Selection of installation location
Indoor Unit
Outdoor Unit
indoor unit
outdoor
unit
flexible pipe
connection of
expanding port
Fig.1
band
insulation
cotton
Fig.2
bend the pipe with your thumb
minimum radius
is 100mm
method of
unbinding
coil make
the pipe
end straight
Fig.3
Notic of flexib
le pipe
1. The flexible pipe should be applied in the indoor side.
2. The bended angel shall not exceed 90°.
3. The bended part shall be located in the pipe center. Bigger
bended radius will be better.
4. Do not bend the flexible pipe for more than three times.
(As show in Fig.3)
Notic of flexib
le pipe
1. The flexible pipe should be applied in the indoor side.
2. The bended angel shall not exceed 90°.
3. The bended part shall be located in the pipe center. Bigger
bended radius will be better.
4. Do not bend the flexible pipe for more than three times.