Dometic ACC3100 Installation Manual page 8

EN
Choosing the way of installing the ventilation system
Choose your way of installing the ventilation system:

• Make a new opening (A). In this case the opening must be reinforced by an appropriate frame.
• Use an existing opening in the vehicle (B) such as a roof hatch or replacing an old device.
Making a new opening
1. Select an area at the center on the roof between two longitudinal supports.
2. Mark the position and size of the opening.

1.
8
A
A
3.
X
Y
Ø
B
2.
Ø
Version 1
355 mm
5 mm
10 mm
Version 2
400 mm
12 mm
24 mm