WASHINGTON, Aug. 25 -- Federal Aviation Administration has issued a proposed rule called: Special Conditions: Pratt and Whitney Canada, PW220A; New Engine Rating: Idle-Cruise Regime.
The proposed rule was published in the Federal Register on Aug. 25 by Paul Siegmund, Branch Manager, Technical Policy, Policy and Standards Division, Aircraft Certification Service.
Summary: This action proposes special conditions for the Pratt and Whitney Canada (P&WC) aircraft engine Model PW220A. This engine will have a novel or unusual design feature when compared to the state of technology envisioned in the airworthiness standards for engines. This design feature will incorporate an unusual power rating structure that includes an "idle cruise regime" (IC...