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6 Installation
Installer reference guide
12
2(A)MXM40+50M(3)(4)V1B(9)_2(A)MXF40+50A2V1B
R32 Split series
4P600463-2 – 2019.10
2×
2
1
1
6.3
Mounting the outdoor unit
6.3.1
About mounting the outdoor unit
When
The outdoor and indoor unit must be mounted before the refrigerant
piping can be connected.
Typical workflow
Mounting the outdoor unit typically consists of the following stages:
1
Providing the installation structure.
2
Installing the outdoor unit.
3
Providing drainage.
6.3.2
Precautions when mounting the outdoor
unit
INFORMATION
Also read the precautions and requirements in the
following chapters:
▪ General safety precautions
▪ Preparation
6.3.3
To provide the installation structure
Check the strength and level of the installation ground so that the
unit will not cause any operating vibration or noise.
Use a vibration-proof rubber (field supply) in cases where vibrations
may be transmitted to the building.
The unit may be installed directly on a concrete veranda or another
solid surface as long as it provides proper drainage.
Fix the unit securely by means of foundation bolts in accordance
with the foundation drawing.
Prepare 4 sets of M8 or M10 anchor bolts, nuts and washers (field
supply).
20 mm
(mm)
311
574
240
240
a
a
100 mm above expected level of snow
6.3.4
To install the outdoor unit
6.3.5
To provide drainage
▪ Make sure that condensation water can be evacuated properly.
▪ Install the unit on a base to make sure that there is proper
drainage in order to avoid ice accumulation.
▪ Prepare a water drainage channel around the foundation to drain
waste water away from the unit.
▪ Avoid drain water flowing over the footpath, so that it does NOT
become slippery in case of ambient freezing temperatures.
▪ If you install the unit on a frame, install a waterproof plate within
150 mm of the bottom side of the unit in order to prevent water
from getting into the unit and to avoid drain water dripping (see the
following figure).
NOTICE
If the unit is installed in a cold climate, take adequate
measures so that the evacuated condensate CANNOT
freeze.