AD 91-05-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 737-300 Series | Airworthiness Directives; BOEING Model 737-300 Series Airplanes |
Unsafe Condition
The risk of total engine thrust loss due to unavoidable severe weather penetration during an ETOPS single engine diversion.
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Required Actions
Delete AFM references to approval or suitability for extended range operations within 30 days after June 12, 1989. Replace AFM pages with revised versions removing the suitability statement. Insert new ETOPS suitability statement when configured per Boeing Document D6-38123, Rev A. Obtain special flight permits as needed.
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Compliance Time
Within the next 30 days after June 12, 1989
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Affected Aircraft
BOEING Model 737-300 series airplanes equipped with CFM56-3 series engines, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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