Hartzell Propeller, a Signia Aerospace Company and a global
leader in advanced propeller design and manufacturing, has been awarded STC approval for its
Tanis Preheat System for TECNAM Traveller airplanes. Approvals cover the United States and
the European Union.
Details for each TECNAM STC approval are contained in the links below:
• TA3370-1 – Fixed Wing Preheat System – 115 Volt (USA centric)
• TA3370-2 – Fixed Wing Preheat System – 230 Volt (EU centric)
“These newest Hartzell Propeller STCs for our Tanis brand preheat systems expand product
coverage for the twin-engine TECNAM Traveller fleet,” said Jon Stoy, Vice President of Sales
and Marketing. “The Tanis product line provides protection and reliability for engine, avionics
and batteries while increasing safety and the ability to fly year-round,” he added.
The key benefits of Tanis aircraft preheat include:
• Maintain temperature of 60°F (16°C) above ambient, without the need for a thermostat
• Reduce internal engine corrosion and rust
• Reduce wear and tear during cold weather start-ups
• Minimize start and run-up times
• Increase ramp and taxi safety
• Boost year-round aircraft utility
• Compatible with all engine monitors
Guidance on when to preheat:
• Refer to airframe and engine manufacturer instructions and
• guidance for cold weather operation
• Recommend continuous use when ambient temperatures drop below 50°F (10°C)
