Yes, you can get spare parts for the diesel heater, but the available parts and the models you can find will vary depending on your model. If you buy cheap Chinese diesel heaters, spare parts may not be easy to obtain, but if the model you buy is very similar to a well-known brand model, then the brand model’s spare parts may be suitable for your model.
If you have a diesel heater with the brand name Eberspacher or Webasto, spare parts will be easier to obtain. Eberspacher is distributed and supported by Dometic in Australia, so you have access to the entire supply network, Webasto has a dedicated Australian company office, and of course you can request support through your original retailer. To
If you purchased a diesel heater from eBay, although you may find that the after-sales service response is slow, there are some great sellers there. Therefore, if you want to buy a diesel motorhome heater from eBay, please double check the ratings and customer feedback.