AD Amdt-39-10351
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Pratt & Whitney | JT8D Series | Airworthiness Directives; Pratt & Whitney JT8D Series Turbofan Engines |
Unsafe Condition
Defective ultrasonic probes may have resulted in inadequate inspection of combustion chamber outer case (CCOC) cracks, leading to potential uncontained engine failure, inflight engine shutdown, engine cowl release, and airframe damage.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a one-time borescope inspection of the CCOC for cracks on engines with specified serial numbers previously inspected using AD 96-23-14 with defective probes. Conduct an ultrasonic probe functional check at Pratt & Whitney prior to using probes altered or overhauled since manufacture without prior PW functional check.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Pratt & Whitney JT8D series engines with serial numbers identified by ultrasonic inspections under AD 96-23-14 using defective probes, and probes overhauled, repaired, or altered since manufacture without subsequent PW functional check.
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
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