AD 92-06-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A | BRITISH AEROSPACE Model BAe 125-800A Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A (C-29A) | BRITISH AEROSPACE Model BAe 125-800A Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A (U-125) | BRITISH AEROSPACE Model BAe 125-800A Series Airplanes |
Unsafe Condition
Internal arcing in the dimmer units and smoke emission into the cockpit.
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Required Actions
Install dimmer units with Page Modification AR1477, perform functional tests of the pilot's and co-pilot's instrument integral lighting dimmer system, and comply with British Aerospace Service Bulletin 33-44-7670A, Revision 1.
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Compliance Time
Within 60 days after the effective date of this AD
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Affected Aircraft
Model BAe 125-800A series airplanes, Post-Modification 253191A and Pre-Modification 253247A, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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