Modifications Required For Embraer 170 Engine Precooler Systems

Brazil’s ANAC has ordered Embraer 170 and 175 operators to make modifications that will prevent hot engine exhaust air from leaking from engine precooler systems and damaging nearby wiring and related components. The directive (ANAC AD 2013-11-01) gives operators 8,000 flight cycles or 12,000 hr...

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