EASA AD US-2026-11-05
Rotorcraft Flight Control - Auxiliary Servo Assembly - Inspections
The Federal Aviation Administration's Airworthiness Directive 2026-11-05 is a final rule addressing various helicopters including Sikorsky S-61 models and others. It mandates inspections and maintenance actions related to the auxiliary servo assembly and yaw pedal damper housing to prevent loss of tail rotor authority. This directive targets specific helicopter models such as Carson S-61L, Croman SH-3H, Glacier CH-3E, Reynolds USAF CH-3 variants, Sikorsky S-61 series, and Siller CH-3E and SH-3A helicopters.
Airworthiness DirectiveMaintenanceSafety MgmtSikorsky S-61Carson S-61LCroman SH-3HGlacier CH-3EReynolds USAF CH-3Siller CH-3ESiller SH-3A