8 Maintenance and repair
8.1 Safety
Electrical system
Securing against switch-on
Poisonous mediums
Moving components
34
Maintenance and repair
DANGER!
Danger of death due to electrical current!
refer to chapter .
WARNING!
Danger of death due to unauthorised switch-on!
refer to
Ä Chapter 2.8.1 "Securing against switch-on"
on page 21.
WARNING!
Danger of damages to health due to residues of
poisonous mediums in the fan casing!
–
Before working on the interior, make sure that no
poisonous residues of mediums are inside the fan.
WARNING!
Danger of injury due to moving components!
Refer to chapter .