Combustion Air Supply; General; Combustion Air Intake Line - Webasto DUAL TOP RHA 100 Installation Instructions Manual

Dual Top
13

Combustion air supply

13.1. General

The combustion air always has to be taken from outside the vehicle; not
from areas occupied by people. See chapter 2, "Statutory regulations
governing installation", directive 2001/56/EU.
Length of the combustion air inlet line
in total (with silencer):
Internal diameter of the line:
Minimum bending radius:
Total bends combustion air line:
NOTE:
An intake silencer must be fitted to reduce noise levels.
The combustion air must be taken from a position that is as cool as possible
and protected from splashing water.

13.2. Combustion air intake line

max. 2.0 m
A
22 mm
50 mm
max. 270°
B
Fig. 25: Combustion air intake
A = connection to heater ø 22 mm.
B = silencer
An intake line is required for combustion air.
NOTE:
Avoid compressing or pinching the air intake line.
Combustion air supply
29