Truma Trumatic E LPG Heater
The Trumatic E series are liquid gas (propane/butane) space heaters equipped with electronic control, built-in air distribution, and a room thermostat for caravans, motorhomes, boats, and commercial vehicles. They provide adjustable heating and ventilation performance with integrated safety features and remote control options.
Technical Specifications
Master Troubleshooting & Diagnostics Matrix
| Error Code / Indicator | Symptom / Meaning | Step-by-Step DIY Fix | Suggested Actions |
|---|---|---|---|
N/A | Green indicator lamp Operating is not illuminated Possible Cause: Main switch turned off or power supply interruption | Check the main switch settings and verify the 12V supply line. If the issue remains unresolved, contact an authorised service agent. | DIY Check / Tech Fallback |
N/A | Red indicator lamp Failure is illuminated permanently Possible Cause: No gas supply, insufficient combustion air, heavily soiled rotor, or defective fuse | Deactivate by switching off and then switching on again. Check gas supply and inspect fuse. If the fault persists, have repairs carried out by a specialist. | DIY Check / Tech Fallback |
Flash operation | Red indicator lamp flashes Possible Cause: Operating voltage is too low or too high for the appliance | Charge the battery or check the electrical voltage supply to ensure it is within operating limits. | DIY Safe |
N/A | Burner makes an unusual noise or flame lifts off Possible Cause: Faulty gas pressure regulator | Have the gas pressure regulator checked by an authorised specialist. | Professional Intervention Required |
N/A | Exhaust gas blow-back (misfire) Possible Cause: Exhaust gas system anomaly or combustion disruption | Have the exhaust gas system checked by an expert immediately. | Professional Intervention Required |
Frequently Asked Questions
Q: Can the Trumatic E heater be operated while the vehicle is moving?
Yes, the Trumatic E heater has been tested and approved for operation while the vehicle is moving, subject to national regulations regarding liquid gas appliances during transit.
Q: What should I do if the gas system is leaking or there is a smell of gas?
Extinguish all naked flames, do not smoke, switch off appliances, shut off the gas cylinder, open windows, do not actuate electrical switches, and have the entire system checked by an expert.
Q: What type of fuse is required for the appliance?
The fine-wire fuse on the electronic control PCB must only be replaced by a fuse of identical design: 3.15 AT (slow-acting) EN 60127-2-3.