AD 2011-10-16
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; PIAGGIO AERO INDUSTRIES S.p.A Model P-180 Airplanes |
Unsafe Condition
Water accumulation in the lower part of the fuselage can freeze and jam the flight controls, potentially leading to loss of control.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Cut the rubber flap of the 2 aft flapper valves, inspect the flapper valves for proper functioning, and perform a functional test of the fuselage drain holes. For aircraft not compliant with Piaggio Aero Industries Service Bulletin 80-0291 and without additional drain holes drilled per ASB-80-0324, drill additional drain holes. Report inspection results to Piaggio Aero Industries.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date of the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Piaggio Aero Industries S.p.A. Model P-180 airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.