92
DC Inverter Multi
VRF Service Manual
3�1 Installation of Outdoor Unit with Side Air Outlet
To ensure good operation of the air conditioner, the selection of installing position must be in accordance with the
following principles:
The air discharged from the unit will not ow back, and there shall be adequate service space around the machine.
The installing position shall be in good ventilation, so that the machine can breathe and exhaust enough air. Ensure
that there is no obstruction at the inlet and outlet of the machine. If any, please remove the obstructions blocking the air
inlet and outlet.
The installing position shall be strong enough to withstand the weight of outdoor unit and be able to isolate
the sound and absorb the vibration. Also ensure that the outlet air and noise from the air conditioner will not affect the
neighbors.
The outdoor unit must be lifted by using the designated lift hole. During lifting, take care to protect the air
conditioner and avoid knocking the metal parts, thus to prevent rusting in the future.
Avoid direct sunshine as it might be.
The installing position must be able to drain the rainwater and the water generated from defrosting.
The installing position must ensure that the machine will not be buried in the snow or affected by the wastes or oil
mist.
To meet the noise and vibration requirements, the outdoor unit shall be installed by using rubber damping pad or
spring damper.
The installing dimension shall comply with the installation requirements in these instructions. The outdoor unit
must be xed at the installing position.
The installation shall be done by specialist technicians.
3�2 Selection of Installation Site
The place with no residual air
The place where the accessories can be securely xed
The place where the air will not obstruct the water inlet pipe or water outlet pipe
The place that goes beyond the heating range of other heat sources
The place where the wastewater can be safely drained
The place where the noise and hot air will not affect the neighbors
The place where the snow will not be piled
The place where the water outlet pipe will not be blown by strong wind
Note:
Do not use guardrail on four sides. Leave 1m at least above the machine.
In case of short-circuit risk, please install an adaptor changeable in air direction.
To avoid short circuiting, please provide adequate suction space when multiple machines are to be installed.
In the region with snow, the machine shall be installed in a frame or beneath the snow guard, thus to prevent
snow piling on the machine.
Do not install the equipment in a region where any inammable gas might leak.
* The snow guard and other devices shall be designed and installed by the user.
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