AD Amdt-39-10832

final rule
Data completeness: 70%

Airworthiness Directives; Pratt & Whitney JT8D Series Turbofan Engines

AD Number
Amdt-39-10832
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 97-ANE-45-AD
FR Citation
63 FR 55506

Applicability

TypeManufacturerModelDetails
engine Pratt & Whitney JT8D Series Airworthiness Directives; Pratt & Whitney JT8D Series Turbofan Engines

Unsafe Condition

Improper fixturing during electrolytic cleaning of compressor disks at a certified repair station can result in damage to the disks in the form of arc burns in tie rod holes, shielding holes, or pressure balance holes, leading to compressor disk cracking and potential fracture.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Remove, visually inspect, and perform eddy current inspection of affected compressor disks. Repair or replace disks with arc burns or cracking.

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 turbofan engines serviced by GE Engine Services Dallas LP (formerly Avial or Greenwich Air Services), certificate number RA1R445K, in Dallas, Texas.

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.