4 Installation
Installation manual
6
RRGA04~08DAV3
ROTEX HPSU Bi-Bloc Ultra
4P496756-1B – 2018.07
c
c
d
b
e
a
a
Snow cover or shed
b
Pedestal
c
Prevailing wind direction
d
Air outlet
e
EKFT008D option kit
In any case, provide at least 300 mm of free space below the unit.
Additionally, make sure the unit is positioned at least 100 mm above
the maximum expected level of snow. See
for more details.
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
Installation
4.1
Opening the units
4.1.1
To open the outdoor unit
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING
See
"4.3.1 To connect the refrigerant piping to the outdoor unit" on
"4.6.3 To connect the electrical wiring on the outdoor
4.2
Mounting the outdoor unit
4.2.1
To provide the installation structure
This topic shows different installation structures. For all, use 4 sets
of M8 or M10 anchor bolts, nuts and washers. In any case, provide
at least 300 mm of free space below the unit. Additionally, make
sure the unit is positioned at least 100 mm above the maximum
expected level of snow.
INFORMATION
The maximum height of the upper protruding part of the
bolts is 15 mm.
INFORMATION
If you install the U-beams in combination with the low
sound cover (EKLN08A1), different installation instructions
apply for the U-beams. See the installation manual of the
low sound cover.
a
b
c
a
Low sound cover
b
Bottom parts of the low sound cover
c
U-beams
Option 1: On mounting feet "flexi-foot with strut"
(mm)
0 mm
<150
a
>300
300
600
>100
a
Maximum snowfall height
Option 2: On plastic mounting feet
In this case, you can use the bolts, nuts, washers and spring
washers delivered with the unit as accessories.
0 mm
Option 3: On a pedestal with the EKFT008D option kit
The EKFT008D option kit is recommended in areas with heavy
snowfall.
