EASA AD US-2022-11-19
Fuel / Oil — Check Valves — Inspection / Replacement
Federal Register Volume 87, Number 105 (June 1, 2022) Final Rule titled "Fuel / Oil — Check Valves — Inspection / Replacement" is an FAA Airworthiness Directive (AD 2022-11-19) addressing Bell Textron Inc. Model 212, 412, 412CF, and 412EP helicopters. It targets engine oil check valve P/N 209-062-520-001 and fuel check valve P/N 209-062-607-001 manufactured by Circor Aerospace with specific markings and manufacturing dates. The directive mandates inspection and replacement procedures to mitigate risks associated with cracked check valves.
Airworthiness DirectiveMaintenanceSafety MgmtBell Textron Inc. (Bti) 212Bell Textron Inc. (Bti) 412Bell Textron Inc. 212Bell Textron Inc. 412Bell Textron Inc. 412CFBell Textron Inc. 412EP