AD 85-01-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A | Airworthiness Directives; BRITISH AEROSPACE Model 125 800A Series Airplanes |
Unsafe Condition
Improper wiring in the engine fire protection system could result in the wrong fire bottle operating, leading to lack of engine fire protection.
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Required Actions
Inspect and rewire, if necessary, the electrical circuits of the engines' fire protection system in accordance with British Aerospace 125 Service Bulletin 26-A25(253028). Special flight permits may be issued to operate airplanes to a base for accomplishing inspections. Alternate actions approved by the Manager, Seattle Aircraft Certification Office may be used.
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Compliance Time
Within ten (10) hours time in service after the effective date of this AD
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Affected Aircraft
British Aerospace Model 125 800A series airplanes with manufacturer serial numbers 258003 through 258020
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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