2. Safety instructions | gb
25
Cleaning, maintenance
Disconnect the ventilation unit
from the mains supply before
carrying out any cleaning and
maintenance work - switch off
the mains fuse at the fuse
box. Protect against being
accidentally switched back on.
Delivery
Check the packaging and the
unit for transport damage. Do
not commission a damaged
unit.
Installation
Mounting is only permitted
when carried out by trained
specialists.
The electrical connection and
work on the electrical
equipment may only be
performed by a qualified
electrician. They are trained in
electrical engineering and are
aware of the risks and
consequences of an electric
shock.
With electrical and unit
installation, the relevant
regulations must be observed,
particularly DIN VDE 0100
with the corresponding parts.
Modifications and alterations
to the unit are not permitted
and release the manufacturer
from any guarantee and
liability.
In the case of damage
Repairs, which are not
performed correctly, are
dangerous. Only electricians
may perform repairs and
replace connecting ducts. If
the unit is defective,
deactivate the fuse in the fuse
box and engage a specialist.
Spare parts
Only use original spare parts.
DANGER
Danger from electric shock!
Disconnect the unit, at all poles,
from the power supply before
removing the internal cover.
Position a visible warning notice
to avoid the unit being
accidentally switched back on.