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Operating instructions

Thermo Pro 90 HDD

Introduction

Dear Webasto Customer,
Thank you for purchasing the Thermo Pro 90 HDD water heater from Webasto. We hope that 

you will find it gives you reliable comfort for years to come.
The heater Thermo Pro 90 HDD works together with the vehicle's heating system to preheat 

the cab and engine in parking heating mode.
Regular use of the heater can provide the following advantages:

 

Improved safety

 thanks to clear all-round vision from the moment you move off.

 

Reduced wear and cold-start emissions 

thanks to engine preheating

.

 

Achieving the comfort temperature even with engines with low waste heat 

thanks 

to the Heating during Travel option

.

 

Comfort temperature is reached automatically and in an energy-saving way in 

vehicles with start/stop system 

thanks to corresponding heater integration (engine-off 

integration).

Equipment for hazardous material vehicles (ADR):

The ADR function is provided depending on the equipment. 
We assume that the operation and function has been explained to you by the installing work-

shop/service point to your complete satisfaction. In these operating instructions we would like 

to once again provide you with an overview of safe use of the heater.

 

Note

Hazardous material vehicles may not be fitted with programmable 

or remote-controlled control elements.

In order to become familiar with and understand all functions of the heater, 

you must read this operating instructions carefully. 
This ensures that you will be able to use all functions to your satisfaction and 

will feel safe and completely at ease with its operation. 
In case of loss, please contact an authorised Webasto dealer immediately for 

a replacement document.

Repair or maintenance work not described in this manual may only be carried 

out by an authorised Webasto dealer.

Summary of Contents for Thermo Pro 90 HDD

Page 1: ... corresponding heater integration engine off integration Equipment for hazardous material vehicles ADR The ADR function is provided depending on the equipment We assume that the operation and function has been explained to you by the installing work shop service point to your complete satisfaction In these operating instructions we would like to once again provide you with an overview of safe use ...

Page 2: ...re stored e g near fuel coal and wood dust grain storage areas dry grass and leaves cardboard boxes paper etc in closed rooms e g garages nor with time pre selection or the Telestart function The heater may not be exposed to storage temperatures above 80 C 120 C excluding control unit If this temperature is exceeded the electronics can be permanently damaged be operated unless the water in the hea...

Page 3: ...ve signal are requested for this purpose In vehicles of type FL the heaters are automatically switched off and the maximum ADR after running time is 40 s in accordance with the legal specifications An ADR afterrunning period takes place if the generator signal D is discontinued or the auxiliary drive signal e g pumping device is present After the end of the ADR afterrunning period the control unit...

Page 4: ...f residual heat is auto matically activated When use of residual heat is activated the coolant pump for the heater and the vehicle blower are automatically actuated Deactivation Deactivation of the use of residual heat is carried out automatically by the heater control unit Control elements The Thermo Pro 90 HDD can be fitted with various control elements 2 Switch example 1 MultiControl or SmartCo...

Page 5: ...ault code is output by a sequence of long flash pulses The long flash pulses must be counted This number fault code provides information to the workshop about the type of malfunction on the heater If a fault code is displayed please contact your authorised Webasto dealer The work shop can use the fault code to narrow down the problem The workshop also has the option of carrying out detailed troubl...

Page 6: ... leaflet or the website of the respective Webasto represen tative of your country Ident No 9031790B 02 16 Errors and omissions excepted Printed in Germany Webasto Thermo Comfort SE 2016 Webasto Thermo Comfort SE Postfach 1410 82199 Gilching Germany Visitors Address Friedrichshafener Str 9 82205 Gilching Germany Internet www webasto com ...

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