10 - EN
For the user
The VDA is a vertically exhausting roof fan
with an aluminium centrifugal vane and
backward inclined blades.The housing is
manufactured from high-quality fibreglass
reinforced polyester.
Use
The fan is intended for extracting (pol-
luted) air, which is exhausted vertically.
The VDA is not suitable for the supply of
fresh air.
The fan is designed for continuous opera-
tion and must not be switched on and off
at intervals of less than 5 minutes.
Guarantee
Zehnder - J.E. StorkAir provides a 1 year
guarantee on the fan. The effective date
of the guarantee period is the date of
purchase.
The guarantee will be cancelled if:
■
Installation has not been carried out in
accordance with the applicable regula-
tions;
■
Any defects are the result of incorrect
connection, incompetent use or con-
tamination of the fan;
■
Modifications have been made to the
wiring or repairs have been carried out
by any unauthorised third party.
On site (dis)assembly costs are not
covered by the guarantee. In the event of
any defect arising during the guarantee
period, please contact the installer.
N.B.: This manual has been compiled
with the greatest care. However, no rights
may be derived from this publication.
Zehnder - J.E. StorkAir also retains all
rights to change the contents of this
manual without prior notification. In case
of disputes the Dutch version of these
instructions will be binding.
For the installer
Transport and handling of the
fan
The fan should be transported horizon-
tally and may only be lifted by the lower
casing (for VDA 200 to 560, see pos. 7, for
VDA 160 and 180 see pos. 7), or by the
base (VDA 200 to 560, see pos. 13).
Installation of the VDA roof
fan
■
The fan must be installed horizontally
in order to prevent wind and rain from
entering;
■
A weather resistant seal of sufficient
thickness should be fitted under the fan
to ensure airtight installation;
■
Using bolts and rings, ensure that the
fan is mounted securely so that in the
event of heavy winds it remains in situ;
■
When mounting the fan on a silencer
(type GDH or GDB) or roof mounting
curb (type DOS), use must be made of
the mounting bolts and rings supplied
and fitted;
■
Install the fan in such a manner that
there is no risk of any person touch-
ing the side of the fan not fitted with a
protective grille (see EN 294).
