EASA AD US-2020-05-24
Engine Exhaust - Thrust Reverser Latch Beam Firewall Insulation Blanket - Installation
Airworthiness Directive 2020-05-24 is a final rule issued by the Federal Aviation Administration addressing certain Boeing 777-200 series airplanes equipped with specific General Electric GE90 engine models. It requires the installation of a new insulation blanket on the latch beam firewall of each thrust reverser half to prevent potential engine fires. The directive also expands applicability to additional airplanes and mandates inspections for affected thrust reverser part numbers.