AD 95-08-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A | Airworthiness Directives; Raytheon Models DH/BH/HS/BAe 125-1A to -700A Series Airplanes; BAe 125-800A Airplanes; and Hawker 800 Series Airplanes. |
| aircraft | Textron Aviation Inc. | BH.125 Series 400A | Airworthiness Directives; Raytheon Models DH/BH/HS/BAe 125-1A to -700A Series Airplanes; BAe 125-800A Airplanes; and Hawker 800 Series Airplanes. |
| aircraft | Textron Aviation Inc. | BH.125 Series 600A | Airworthiness Directives; Raytheon Models DH/BH/HS/BAe 125-1A to -700A Series Airplanes; BAe 125-800A Airplanes; and Hawker 800 Series Airplanes. |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A | Airworthiness Directives; Raytheon Models DH/BH/HS/BAe 125-1A to -700A Series Airplanes; BAe 125-800A Airplanes; and Hawker 800 Series Airplanes. |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A-522 | Airworthiness Directives; Raytheon Models DH/BH/HS/BAe 125-1A to -700A Series Airplanes; BAe 125-800A Airplanes; and Hawker 800 Series Airplanes. |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A/R-522 | Airworthiness Directives; Raytheon Models DH/BH/HS/BAe 125-1A to -700A Series Airplanes; BAe 125-800A Airplanes; and Hawker 800 Series Airplanes. |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A/S-522 | Airworthiness Directives; Raytheon Models DH/BH/HS/BAe 125-1A to -700A Series Airplanes; BAe 125-800A Airplanes; and Hawker 800 Series Airplanes. |
| aircraft | Textron Aviation Inc. | DH.125 Series 3A | Airworthiness Directives; Raytheon Models DH/BH/HS/BAe 125-1A to -700A Series Airplanes; BAe 125-800A Airplanes; and Hawker 800 Series Airplanes. |
| aircraft | Textron Aviation Inc. | DH.125 Series 3A/R | Airworthiness Directives; Raytheon Models DH/BH/HS/BAe 125-1A to -700A Series Airplanes; BAe 125-800A Airplanes; and Hawker 800 Series Airplanes. |
| aircraft | Textron Aviation Inc. | DH.125 Series 3A/RA | Airworthiness Directives; Raytheon Models DH/BH/HS/BAe 125-1A to -700A Series Airplanes; BAe 125-800A Airplanes; and Hawker 800 Series Airplanes. |
Unsafe Condition
Failure of the standby static inverter caused by electrical shorting from moisture condensing on the printed circuit boards (PCB) due to inadequate conformal coating on the circuit board assembly.
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Required Actions
Replace the existing standby static inverter (type PC 250) with a Mod C Marathon/Flitetronics Inverter (type PC 250) in accordance with Raytheon Corporate Jets Hawker Service Bulletin SB.24-308-7673A, Revision 1. Alternative methods of compliance may be approved by the FAA.
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Compliance Time
Within 5 months of the effective date of this AD
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Affected Aircraft
Raytheon Models DH/BH/HS/BAe 125-1A to -700A series airplanes with Modification 252740 installed; BAe 125-800A airplanes with constructor's numbers prior to 258248; Hawker 800 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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