Ø
270
1 – 2°
19
INSTALLATION AND ASSEMBLY
iV-Office ventilation device
•
Installation and operating instructions
4.2
Create wall opening
CAUTION
Falling masonry when creating the wall opening
can lead to physical injuries and /or damage to property!
• Install protection against falling masonry on building exterior.
• Remove objects from the immediate vicinity of the building's exterior.
Power drill with core drilling attachment or milling drill Ø 270 mm
Positioning of the wall sleeve
Minimum distance to adjoining building components on the exterior wall
(note insulation thickness / roller shutters):
Flex weather protection hood:
450 mm from borehole centre
Minimum distance to adjoining components on the interior wall: 250 mm from borehole centre
Minimum frontal distance: 300 mm for cleaning and care work.
Do not install the wall opening near radiators.
Create the wall opening through core drilling
Requirements:
The masonry must be dry and in a load-bearing
condition.
No load-bearing elements in the position of the drill hole.
►
Drill a wall opening, Ø 270 mm with a slope
of 1° to 2° to the exterior wall.
NOTE:
Accumulation of condensate
in the wall sleeve
leads to damage
to the brickwork and exterior wall!
• Create the wall opening with a slope
of 1° to 2° to the exterior wall.
The wall opening for the ventilation device
has been created.
