AD 93-24-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | BAe.125 Series 1000B | CORPORATE JETS LIMITED (FORMERLY DE HAVILLAND, HAWKER SIDDELEY, BEECHCRAFT HAWKER, AND BRITISH AEROSPACE) Model DH/HS/BH/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A | CORPORATE JETS LIMITED (FORMERLY DE HAVILLAND, HAWKER SIDDELEY, BEECHCRAFT HAWKER, AND BRITISH AEROSPACE) Model DH/HS/BH/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A (C-29A) | CORPORATE JETS LIMITED (FORMERLY DE HAVILLAND, HAWKER SIDDELEY, BEECHCRAFT HAWKER, AND BRITISH AEROSPACE) Model DH/HS/BH/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A (U-125) | CORPORATE JETS LIMITED (FORMERLY DE HAVILLAND, HAWKER SIDDELEY, BEECHCRAFT HAWKER, AND BRITISH AEROSPACE) Model DH/HS/BH/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 800B | CORPORATE JETS LIMITED (FORMERLY DE HAVILLAND, HAWKER SIDDELEY, BEECHCRAFT HAWKER, AND BRITISH AEROSPACE) Model DH/HS/BH/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BH.125 Series 400A | CORPORATE JETS LIMITED (FORMERLY DE HAVILLAND, HAWKER SIDDELEY, BEECHCRAFT HAWKER, AND BRITISH AEROSPACE) Model DH/HS/BH/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BH.125 Series 600A | CORPORATE JETS LIMITED (FORMERLY DE HAVILLAND, HAWKER SIDDELEY, BEECHCRAFT HAWKER, AND BRITISH AEROSPACE) Model DH/HS/BH/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A | CORPORATE JETS LIMITED (FORMERLY DE HAVILLAND, HAWKER SIDDELEY, BEECHCRAFT HAWKER, AND BRITISH AEROSPACE) Model DH/HS/BH/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A-522 | CORPORATE JETS LIMITED (FORMERLY DE HAVILLAND, HAWKER SIDDELEY, BEECHCRAFT HAWKER, AND BRITISH AEROSPACE) Model DH/HS/BH/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A/R-522 | CORPORATE JETS LIMITED (FORMERLY DE HAVILLAND, HAWKER SIDDELEY, BEECHCRAFT HAWKER, AND BRITISH AEROSPACE) Model DH/HS/BH/BAe 125 Series Airplanes |
Unsafe Condition
Failure of the engine fire extinguisher systems due to defective diodes.
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Required Actions
Conduct a one-time functional test of the diodes in each engine fire extinguisher system within 90 days after the effective date. Replace any defective diode prior to further flight. Report all test findings within 10 days.
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Compliance Time
Within 90 days after the effective date of this AD
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Affected Aircraft
Model DH/HS/BH/BAe 125 series airplanes, excluding Model BAe 125-1000A series airplanes; 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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