AD 76-22-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 100 | Airworthiness Directives; BEECH Models 99, 99A, A99A, B99, 100, A100, B100 Airplanes |
| aircraft | Textron Aviation Inc. | 99 | Airworthiness Directives; BEECH Models 99, 99A, A99A, B99, 100, A100, B100 Airplanes |
| aircraft | Textron Aviation Inc. | 99A | Airworthiness Directives; BEECH Models 99, 99A, A99A, B99, 100, A100, B100 Airplanes |
| aircraft | Textron Aviation Inc. | A100 | Airworthiness Directives; BEECH Models 99, 99A, A99A, B99, 100, A100, B100 Airplanes |
| aircraft | Textron Aviation Inc. | A99A | Airworthiness Directives; BEECH Models 99, 99A, A99A, B99, 100, A100, B100 Airplanes |
| aircraft | Textron Aviation Inc. | B100 | Airworthiness Directives; BEECH Models 99, 99A, A99A, B99, 100, A100, B100 Airplanes |
| aircraft | Textron Aviation Inc. | B99 | Airworthiness Directives; BEECH Models 99, 99A, A99A, B99, 100, A100, B100 Airplanes |
Unsafe Condition
Possible loss of elevator control due to cracks in the elevator main spar web and flanges from Station 118.66 to 124.91 and elevator outboard leading edge rib flanges at Stations 115.61, 120.71, and 124.91.
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Required Actions
Within 50 hours' time in service after the effective date and every 400 hours thereafter, inspect for cracks in specified elevator components. If cracks are found, install Beech P/N 100-4005-15 elevator update kits or new replacement elevators. Adjust inspection intervals up to 440 hours with prior scheduling. Ensure compliance with service instructions and maintenance manuals.
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Compliance Time
Within 50 hours' time in service after November 4, 1976, and every 400 hours thereafter, with intervals adjustable up to 440 hours.
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Affected Aircraft
BEECH Models 99, 99A, A99A, B99 (Serial Numbers U-1 through U-164), Models 100 and A100 (Serial Numbers B-1 through B-230), and Models B100 (Serial Numbers BE-1 through BE-17)
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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