routineRule

AD FAA-2020-0652

Airworthiness Directives; Airbus Helicopters

Summary

The FAA is adopting a new airworthiness directive (AD) for Airbus Helicopters Model AS332C, AS332C1, AS332L, and AS332L1 helicopters. This AD requires inspecting the main rotor (M/R) hub assembly (hub) phonic wheel lock washer (lock washer) for correct installation and depending on the outcome, repairing or replacing the M/R hub. This AD was prompted by reported occurrences of M/R revolutions per minute ("NR") sensor fluctuations. The actions of this AD are intended to address an unsafe condition on these products.

Directive Details

AD Number

FAA-2020-0652

Document Number

2020-25471

Type

Rule

Publication Date

November 19, 2020

Effective Date

December 24, 2020

Affected Manufacturer

Airbus

Criticality

routine

Emergency

Docket ID

Docket No. FAA-2020-0652

Topics

Air transportationAircraftAviation safetyIncorporation by referenceSafety

Official Documents

View PDF View on Federal Register

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