Original Operating Manual - ROPA Fahrzeug

8 Troubleshooting
Chapter 8
Troubleshooting
8.19 Independent heating system (optional) – measures to be taken
if errors occur
When errors occur, the fuses and plug-in connections must be checked for perfect
condition and tight fit.
If these measures do not serve to remedy the error, then please contact a Webasto
servicing outlet (www.webasto.com) stating the model of your independent heating
system (Thermo 90 ST.25.D 24V).
Heating is automatically switched off = shutdown due to malfunction
Cause Remedy
No combustion after starting and repeated Switch off heating device and switch it on
starting.
again. If again the heating system does not
Flame goes out during operation.
work, contact a Webasto servicing outlet.
Voltage drop for longer than 20 seconds. Check fuses, plug-in connections and
charging state of the battery.
Heating device is overheated due to lacl/ Fill up coolant as stated in information from
loss of coolant liquid.
the vehicle manufacturer.
Shutdown is caused by temperature limiter Let the device cool down, then depress
(overheating).
button (1) of the temperature limiter before
restarting.
378
1