EASA Regulations for Bell Textron Inc. 412CF

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.