AD 92-18-09
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
A short circuit, arcing, and an electrical fire could occur due to inadequate auxiliary power unit wiring.
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Required Actions
Within 120 days after the effective date, modify the auxiliary power unit wiring in accordance with British Aerospace Service Bulletin 49-37-25A253A&B, dated October 28, 1991. An alternative method of compliance or adjustment of the compliance time may be used if approved by the FAA.
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Compliance Time
Within 120 days after the effective date of this AD
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Affected Aircraft
Model BAe 125-800A series airplanes; post-mod 259404B (Turbomach auxiliary power unit) and post-mod 258706 (Garrett auxiliary power unit); 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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