WASHINGTON, June 20 -- Federal Aviation Administration has issued a rule called: Airworthiness Directives; Airbus Canada Limited Partnership (Type Certificate Previously Held by C Series Aircraft Limited Partnership (CSALP); Bombardier, Inc.) Airplanes.

The rule was published in the Federal Register on June 20 by Peter A. White, Deputy Director, Integrated Certificate Management Division, Aircraft Certification Service.

Summary: The FAA is adopting a new airworthiness directive (AD) for certain Airbus Canada Limited Partnership Model BD-500-1A11 airplanes. This AD was prompted by an investigation of an in-service hydraulic fluid leakage event that indicated the potential use of an uncalibrated torque wrench when tightening the union fitti...