pdf Gfa 188an Popular
By CTO Tagged in Rotax900series 570 downloads
gfa_188an.pdf
MISCELLANEOUS AIRWOTHINESS INFORMATION - Rotax 900 Series Engines
Rotax 900 series engines are susceptible to in-flight catastrophic engine failures resulting from air being trapped in the hydraulic valve lifters. Many cases have occurred. Rotax gives the procedures to avoid and remove the air. It is discussed in the attached report.