AD 99-16-12
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 1900D | Airworthiness Directives; Raytheon Aircraft Company Model Beech 1900D Airplanes |
Unsafe Condition
Failure of the electric elevator trim and difficulty operating the manual elevator trim caused by moisture freezing on parts of the electric actuator installation, which would result in the pilot having to apply constant pressure to the control wheel during flight.
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Required Actions
Install electric elevator trim servo covers in accordance with Raytheon Mandatory Service Bulletins SB 27-3080 and SB 27-3080 Revision 1, using Kit No. 129-5035-1. Special flight permits may be issued to operate the airplane to a location where the requirements can be accomplished.
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Compliance Time
Within the next 600 hours time-in-service after the effective date of this AD (September 27, 1999)
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Affected Aircraft
Raytheon Aircraft Company Model Beech 1900D airplanes, serial numbers UE-1 through UE-246, with the electric elevator trim option.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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