Webasto Thermo 90 ST Operating Instructions Manual
Dear Webasto Customer,
Thank you for choosing the Webasto Thermo 90 ST WDT Water Heater.
We hope you will enjoy many years of additional comfort during your travels with it.
The heater Thermo 90 ST WDT is used in conjunction with the original vehicle heating system
in parking heating mode for cab and engine pre-heating.
The auxiliary heating mode can also be operated with the vehicle engine running.
We presume that the principle and mode of operation of your new heater has been explained
to your complete satisfaction by the workshop/service centre which installed the heater. In
these operating instructions we would like to once again provide you with an overview of the
safe use of the Thermo 90 ST WDT heater.
To become familiar with and understand all functions of the heater, you must
read these operating instructions carefully.
Then you can be sure that you can use all functions to your satisfaction and
feel completely comfortable and safe.
If you should loose these instructions, please contact an authorised Webasto
dealer immediately to obtain a replacement copy.
Repair or maintenance work not described here may only be carried out by an
authorised Webasto dealer.
Within the scope of European Directive 70/156/EEC and/or EC/2007/46 (for new vehicle types
from 29.04.2009), there is a type approval for the Thermo 90 ST WDT water heater according
to the Directives ECE R-122 (Heater) and ECE R-10 03 (EMC).
The heater must not be started until the unit has been checked exclusively by
personnel duly trained by Webasto.
The unit may only be installed professionally in accordance with the installation
instructions.
The year in which the heater was used for the first time must be permanently displayed on
the type label by deleting the inapplicable years from the label.
Introduction
Maintenance and Safety Instructions
Operating Instructions
Thermo 90 ST WDT
9025292B_Operating_Instructions_Thermo_90_ST_WDT_en.fm Page 1 Monday, September 24, 2012 4:33 PM