5 Safety instructions
11
WARNING Risk to health from chemicals
or aggressive gases/vapours.
Chemicals or aggressive gases/vapours may
harm health, especially if they are distributed
throughout the rooms by the unit.
Never use unit to distribute chemicals or aggress-
ive gases/vapours.
DANGER Risks for children and people
with reduced physical, sensory or mental cap-
abilities or a lack of knowledge.
Unit may only be installed, commissioned,
cleaned and maintained by persons who can
safely recognise and avoid the risks associated
with this work.
WARNING Risk of injury due to suction
from the unit and rotating impeller.
Hair, clothing, jewellery etc. may be pulled into
the unit if you get too close to it.
Keep sufficient distance during operation.
Do not insert any objects into the unit.
CAUTION Health risk due to deposits on
the unit (mould, bacteria, dust etc.) after the
fan has not been used for a long time.
Clean unit at regular intervals, especially after the
fan has not been used for a long time.
NOTICE A fan that is not mounted correctly
may result in non-intended operation or im-
permissible operation.
Ensure that foreign bodies cannot be sucked into
the unit and ducts. For fans with a free inlet, fit a
protective grille (e.g. SG .../ SGR ...). The unit
can only be operated if protection against acci-
dental contact with the impeller is guaranteed in
accordance with DIN EN ISO 13857.
WARNING Risk of injury and health risk
in the event of changes or modifications or if
components which are not permitted are
used.
The unit may only be operated with original com-
ponents. Changes and modifications to the units
are not permitted and release the manufacturer
from any guarantee obligations and liability,
e. g.
if the housing is drilled at a point which is not
permitted
.
CAUTION Risk of cuts from metal hous-
ing plates with sharp edges.
Wear personal protective equipment (cut-resist-
ant gloves) for installation.
DANGER Risk during transport from
heavy or falling loads.
Observe applicable safety and accident preven-
tion regulations.
Do not stand under a suspended load.
Check unit for transport damage. Do not commis-
sion a damaged unit.
DANGER Danger of electric shock when
operating a fan which is damaged or not fully
mounted.
Before working on the fan, shut down all supply
circuits (switch off mains fuse), secure against
being accidentally switched back on and position
a visible warning sign. Only operate the fan when
it is completely installed. Do not commission a
damaged unit. Prevent from being switched back
on until fully repaired.
DANGER Risk of injury in case of incor-
rect mounting, if the fan falls down due to its
inherent weight.
The fan vibrates slightly. Mounting only on ceil-
ings with sufficient load-bearing capacity and with
sufficiently dimensioned mounting material.
DANGER Burns due to hot motor.
The motor may still be hot after switching off the
unit. Cool-down time can take
up to 10 minutes
.
