Mounting The Outdoor Unit; To Provide The Installation Structure; To Install The Outdoor Unit; To Provide Drainage - Daikin 2MXM40A2V1B9 Installation Manual

5 Piping installation

It is recommended to provide at least 150 mm of free space below
the unit (300 mm for heavy snowfall areas). Additionally, make sure
the unit is positioned at least 100 mm above the maximum expected
level of snow. If necessary, construct a pedestal. See
unit" [ 4 12] for more details.
the outdoor
In heavy snowfall areas it is very important to select an installation
site where the snow will NOT affect the unit. If lateral snowfall is
possible, make sure that the heat exchanger coil is NOT affected by
the snow. If necessary, install a snow cover or shed and a pedestal.
4.2

Mounting the outdoor unit

4.2.1

To provide the installation structure

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.
Prepare 4 sets of M8 or M10 anchor bolts, nuts and washers (field
supply).
(mm)
a 100 mm above expected level of snow
Installation manual
12
4.2.2
"4.2 Mounting
4.2.3
NOTICE
If the unit is installed in a cold climate, take adequate
measures so that the evacuated condensate CANNOT
freeze.
NOTICE
If the drain holes of the outdoor unit are blocked up by a
mounting base or floor surface, place additional foot bases
≤30 mm under the outdoor unit's feet.
INFORMATION
For information on the available options, contact your
dealer.
1 Use a drain plug for drainage.
2 Use a Ø16 mm hose (field supply).
5
5.1
5.1.1
CAUTION
Piping and joints of a split system shall be made with
permanent joints when inside an occupied space except
joints directly connecting the piping to the indoor units.
NOTICE
The piping and other pressure-containing parts shall be
suitable for refrigerant. Use phosphoric acid deoxidised
seamless copper for refrigerant piping.

To install the outdoor unit

4× M8/M10

To provide drainage

a
c
a Drain port
b Bottom frame
c Drain plug
d Hose (field supply)
Piping installation

Preparing refrigerant piping

Refrigerant piping requirements

b
d
2MXM40+50A9
R32 Split series
3P600450-8T – 2022.09