AD 2021-26-21
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Pilatus | Aircraft Ltd | Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Pilatus Aircraft Ltd. Airplanes |
Unsafe Condition
insufficient performance of the fuel drain system that could lead to fire and damage of the airplane
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
modify the fuel drain pipe routing and install the drain mast by following paragraphs A. and B. of the Accomplishment Instructions in Pilatus PC-24 Service Bulletin No. 28-003, Revision 1, dated January 23, 2020
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 5 months after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Pilatus Aircraft Ltd. Model PC-24 airplanes, serial numbers 101 through 184
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.