AD 2009-11-13
Effective 06/17/2009 · Published 06/02/2009
Airworthiness Directives; Learjet Model 45 Airplanes
Summary
We are adopting a new airworthiness directive (AD) for certain Learjet Model 45 airplanes. For certain airplanes, this AD requires repetitive inspections for chafing and other damage of the case drain tube from the hydraulic pump case installed on the left-hand engine, and corrective action if necessary. This AD also requires, for all airplanes, repetitive inspections for discrepancies of the left engine's nacelle t…