Diamond DA40 Tundra Star — Service Bulletins

This document is the November/December 2009 issue of FAA Aviation News, focusing on aviation safety, particularly in winter conditions. It discusses various topics relevant to pilots and aviation enthusiasts, including the dangers of ice on aircraft, the importance of maintaining currency in flying, and safety measures for operating in icy conditions. The content is designed to inform and educate pilots about best practices and regulatory updates to enhance safety in general aviation. The document serves as a valuable resource for understanding the risks associated with winter flying and the necessary precautions to take.

• Even a thin layer of frost can reduce lift by up to 30% and increase drag by 40%.
• All aircraft should be free of ice contamination before takeoff; certification assumes this condition.
• High-wing airplanes are particularly vulnerable to icing issues and require thorough preflight checks.
• Use of anti-icing fluids must be approved by the aircraft manufacturer, especially for Types II, III, and IV fluids.
• Polishing frost is not a safe practice; complete removal of ice and frost is necessary.