AD 76-02-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Pratt & Whitney Canada Corp. | PT6T-3 | UNITED AIRCRAFT OF CANADA LIMITED Model PT6T-3 and PT6T-6 Series Engines |
| engine | Pratt & Whitney Canada Corp. | PT6T-3A | UNITED AIRCRAFT OF CANADA LIMITED Model PT6T-3 and PT6T-6 Series Engines |
| engine | Pratt & Whitney Canada Corp. | PT6T-6 | UNITED AIRCRAFT OF CANADA LIMITED Model PT6T-3 and PT6T-6 Series Engines |
Unsafe Condition
Leakage of the Sundstrand Aviation 025277 series fuel pump without the part number 5002557 injector cap and screen assembly.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the fuel pump within 25 hours in service after the effective date using Special Instruction No. 5-75 or equivalent. Install part number 5002557 injector cap and screen assembly within 250 hours in service after the effective date using Engine Service Bulletin No. 5111 or equivalent alteration.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 25 hours in service after the effective date of this A.D. for inspection and within the next 250 hours in service after the effective date for installation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Pratt & Whitney Canada Corp. PT6T-3, PT6T-3A, PT6T-6 series turboshaft engines.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.