AD 2022-21-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Failure of a spoiler sensor could result in failure of the autothrottle cruise thrust split monitor to activate, which may result in a significant throttle split leading to asymmetric thrust. The subsequent lack of autothrottle disengagement could lead to an uncommanded roll.
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Required Actions
Perform an A/T computer BITE test, and, if the test fails, perform applicable corrective actions to repair defects and repeating the test until the test passes.
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Compliance Time
Within 250 flight hours or 2 months after the effective date of this AD, whichever occurs first.
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Affected Aircraft
The Boeing Company Model 737-300, -400, and -500 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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