Airworthiness Directive · Amendment 39-23227 · Hydraulic system, main
Baykar Piaggio Aerospace S.p.A. (Type Certificate Previously Held by Piaggio Aviation S.p.A.) Airplanes
This AD applies to Baykar Piaggio Aerospace S.p.A. (type certificate previously held by Piaggio Aviation S.p.A.) Model P-180 airplanes, manufacturer serial numbers 1002, 1004 through 1234, and 3001 through 3018, certificated in any category.
The FAA is adopting a new airworthiness directive (AD) for certain Baykar Piaggio Aerospace S.p.A. (type certificate previously held by Piaggio Aviation S.p.A.) (Piaggio) Model P-180 airplanes. This AD was prompted by a report of leakage from the flexible hydraulic hoses connected to the hydraulic pump package (HPP). This AD requires replacing the affected flexible hydraulic hoses. This AD also prohibits installing the affected flexible hydraulic hoses on any airplane. The FAA is issuing this AD to address the unsafe condition on these products.
For airplanes with flexible hydraulic hoses part number (P/N) AS117-04-0205 or P/N 98E0520FAMA000W (landing gear (LG) up and LG down lines); or flexible hydraulic hoses P/N MS8006G207AL or P/N 99G0530FDFD000W (return line) installed: Within 660 hours time-in-service after the effective date of this AD, replace the affected flexible hydraulic hoses in accordance with part 2. B. and 2. C. of the Accomplishment Instructions of Piaggio Aerospace Service Bulletin 80-0497, Revision 0, dated March 5, 2025.
After the effective date of this AD, do not install flexible hydraulic hoses with P/N AS117-04-0205 or P/N 98E0520FAMA000W (LG up and LG down lines); or flexible hydraulic hoses P/N MS8006G207AL or P/N 99G0530FDFD000W (return line) on any airplane.
