Caravan diesel heaters have become a staple for many adventurers, delivering reliable heating and unparalleled comfort. This article provides a comprehensive guide to caravan diesel heaters, from the setup process to long-term maintenance, equipping readers with the essential knowledge to maximise their heater's efficiency and lifespan. Understanding Your Diesel Heater Before diving into setup and maintenance, it's crucial to understand the basic components of a caravan diesel heater. Typically, the system consists of a heater unit, a control panel, a fuel pump, an exhaust silencer and ducting for air distribution.