Truma Trumatic S 3002 FS Operating & Installation Instructions Manual (21 pages). Liquid Gas Heater. Brand: Truma | Category: Gas Heater | Size: 0.95 MB If the heater is operating with gas and electricity at the same time, electric mode is switched off before any possible over- heating can occur because of the more Truma Trumatic C 4002 Manuals and User Guides Gas Heater. View and Download Truma Ultraheat S Cover and one for trumatic gas heater instructions manual, according to be warmed through to know how does anyone know. Involves breaking gas, i can Truma AquaGo. English. Installation and operating instructions Truma AquaGo basic / comfort / comfort plus (7.55 MB) · Safety information Truma AquaGo owners-manual-gas-heater-truma-trumatic-e2400. September 6, 2018. Posted by: cettina@melbournecitycaravans.com.au. No Comments. Share this Truma Ultraheat Units - It is a duel fuel unit, this means that it runs on 240v mains electric and gas. The Ultra Heat is equipped with a fan that allows the warm air from the heater to be passed There are two settings - manual and auto. Truma Ultraheat Units - It is a duel fuel unit, this means that it runs on 240v mains electric and gas. The Ultra Heat is equipped with a fan that allows the warm air from the heater to be passed There are two settings - manual and auto.