AD 87-07-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed Martin Corporation | 1329-23A | LOCKHEED-GEORGIA COMPANY Model 1329 and 1329-25 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 1329-23D | LOCKHEED-GEORGIA COMPANY Model 1329 and 1329-25 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 1329-23E | LOCKHEED-GEORGIA COMPANY Model 1329 and 1329-25 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 1329-25 | LOCKHEED-GEORGIA COMPANY Model 1329 and 1329-25 Series Airplanes |
Unsafe Condition
Fuel fumes entering the passenger compartment due to potential fuel leaks, seal extrusion, or cover distortion at the sealing joint of the APU fuel control governor cover.
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Required Actions
Install an improved APU fuel supply shutoff valve (Valcor P/N V4700-130) per AiResearch Service Bulletin 11.37. Visually inspect the sealing joint of the fuel control governor cover for fuel leaks, seal extrusion, and cover distortion, and replace as needed before further flight.
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Compliance Time
Within the next 600 hours time-in-service or 12 months after the effective date of this AD, whichever occurs earlier
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Affected Aircraft
Lockheed JetStar Model 1329 and 1329-25 series airplanes equipped with AiResearch Model GTCP 30-92 APU under STC SA1043WE or SA3297WE
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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