EASA Regulations for Learjet 70

EASA AD US-2023-01-05

Time Limits / Maintenance Checks — Airworthiness Limitations Section — Amendment / Pneumatic - Anti-ice Manifold Assembly - Revision of Inspection Program

The Federal Aviation Administration's Airworthiness Directive 2023-01-05 is a final rule affecting Learjet, Inc. Model 40, 45, 70, and 75 airplanes. It mandates revisions to the airworthiness limitations section, specifically reducing inspection intervals for the pneumatic anti-ice manifold assembly to address safety concerns. This directive aims to prevent metal fatigue that could cause loss of ice protection and potential loss of airplane control.