Installation manual

www.webasto.us 13 Webasto Product N.A., Inc.
Air Top 2000 S Hot Air System
NOTE:
The installation must be checked for:
–Air short circuit between the vehicle’s heating system and the heater air inlet.
–Air short circuit between the heater’s air inlet and the heater’s air outlet (Figure 8).
Figure 9. Hot air inlet with inlet grille
If you use an installation box the air vent must be sealed in such a way that no hot air can get into the installation box.
7.1 External Temperature Sensor
The installation of an external temperature sensor is recommended if the heater is operated in fresh air mode.
7.1.1 To Install the External Temperature Sensor
The external temperature sensor must be installed at medium height in the passenger cabin on vertical surfaces if
possible in the area that requires heating.
The temperature sensor must not
– be in the direct current of hot air (from the vehicle’s own heating system or the hot air heater).
– by close to heat sources (for example the vehicle’s own heating system).
– be placed in direct sunlight (for example on the dashboard).
– be installed behind curtains or the like.
Figure 10. External temperature sensor - optional