Vaillant aroTHERM Series, Operating Instructions Manual

Page: 61 / 212

Set-up 4
0020257297_02 aroTHERM Installation and maintenance instructions
59
Condition : Especially for floor installation
▶
Avoid choosing an installation site that is in the corner of
a room, between walls or between fences.
▶
Prevent the return intake of air from the air outlet.
▶
Ensure that water cannot collect on the subsoil. Ensure
that the subsoil can absorb water well.
▶
Plan a bed of gravel and rubble for the condensate dis-
charge.
▶
Select a site which is free from significant accumulations
of snow in winter.
▶
Select a site at which the air inlet is not affected by strong
winds. Position the unit as crosswise to the main direc-
tion of wind as possible.
▶
If the installation site is not protected against the wind,
you should plan to set up a protective wall.
▶
Please note the noise emissions. Avoid corners of rooms,
recesses or sites between walls. Select a site with ex-
cellent sound absorption (e.g. thanks to grass, hedges,
fencing).
▶
Route the hydraulic lines and electrical wires under-
ground. Provide a safety pipe that leads from the outdoor
unit through the wall of the building.
Condition : Especially for wall-mounting
▶
Ensure that the wall fulfils the static requirements. Please
note the weight of the wall bracket (accessory) and the
outdoor unit. See Technical data (
→
Page 78).
▶
Avoid choosing an installation position which is near to a
window.
▶
Please note the noise emissions. Maintain sufficient
clearance from reflective building walls.
▶
Route the hydraulic lines and electrical wires. Provide a
wall duct.
Condition : Especially for flat roof installation
▶
Only install the product in buildings with a solid construc-
tion and that have cast concrete ceilings throughout.
▶
Do not install the product in buildings with a wooden
structure or with a lightweight roof.
▶
Select a location that is easily accessible so that main-
tenance and service work can be carried out.
▶
Select a location that is easily accessible so that foliage
or snow can be regularly removed from the product.
▶
Select a location that is close to a downpipe.
▶
Select a site at which the air inlet is not affected by strong
winds. Position the unit as crosswise to the main direc-
tion of wind as possible.
▶
If the installation site is not protected against the wind,
you should plan to set up a protective wall.
▶
Please note the noise emissions. Maintain sufficient
clearance from adjacent buildings.
▶
Route the hydraulic lines and electrical wires. Provide a
wall duct.