AD 79-15-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Lycoming Engines | LO-360-A1G6D | AVCO LYCOMING Model O-360-A1G6D and LO-360-A1G6D Engines |
| engine | Lycoming Engines | O-360-A1G6D | AVCO LYCOMING Model O-360-A1G6D and LO-360-A1G6D Engines |
Unsafe Condition
Inflight power loss due to loosening of the internal economizer channel plug in the Model HA-6 carburetor.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove part number 80-150 plug and replace with part number 80-364 plug in accordance with Avco Lycoming Service Bulletin No. 434 or FAA approved equivalent.
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Compliance Time
within the next 10 hours in service after the effective date of this AD, unless previously accomplished
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Affected Aircraft
Avco Lycoming O-360-A1G6D engines with Serial Numbers prior to L-26456-36A except listed exceptions, and LO-360-A1G6D engines with Serial Numbers prior to L-296-71A except listed exceptions.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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