AD 91-26-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier Inc. | DHC-8-102 | Airworthiness Directives; Boeing Of Canada, Ltd., De Havilland Division Models DHC-8-102 and DHC-8-103 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-103 | Airworthiness Directives; Boeing Of Canada, Ltd., De Havilland Division Models DHC-8-102 and DHC-8-103 Series Airplanes |
Unsafe Condition
Reduced engine-out takeoff and climb performance of the airplane due to use of engine bleed air during takeoffs and landings.
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Required Actions
Remove Supplement No. 21 from the AFM, revise the AFM Limitations Section to prohibit engine bleed air use during takeoffs and landings, and insert this AD into the AFM. Alternative methods may be approved by the FAA.
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Compliance Time
Within 7 days after the effective date of this AD
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Affected Aircraft
Boeing Of Canada, Ltd., De Havilland Division Models DHC-8-102 and DHC-8-103 series airplanes, serial numbers 3 through 287
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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