There needs to be a minimum of 11.5 volts on your auxiliary [house] battery for ignition and more than a quarter tank of diesel in your fuel tank. Turn the dial to full for 5 minutes before resetting to a moderate temperature. Generally, it will take 1 litre of diesel to heat your motorhome for 4 hours, to a moderate temperature.
You can watch our CamperHelp How To video on Diesel Heating here or through the thl Roadtrip App in the On The Road section.
If you have any problems please contact our On Road Assist team on phone 0800 788 558 (you will need a local sim to be able to contact us on this number) or +64 9 801 3857.