AD 86-14-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A | Airworthiness Directives; BRITISH AEROSPACE Model BAe125- 800A Series Airplanes |
Unsafe Condition
Complete loss of power to the Electronic Flight Instrument System (EFIS) due to inadequate heat-sink and power supply cabling configurations.
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Required Actions
Replace the existing heat-sink with a new sub-assembly as per Part A of British Aerospace Service Bulletin 24-248-(3024) if applicable, or replace the heat-sink assembly and associated power supply cabling per Part B of the same service bulletin. Obtain service documents from the manufacturer if not already received.
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Compliance Time
within the next 60 days after the effective date of this AD
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Affected Aircraft
British Aerospace Model BAe 125-800A series airplanes with manufacturer serial numbers listed in British Aerospace 125 Service Bulletin 24-248-(3024), dated March 8, 1985.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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