AD 93-01-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | BAe.125 Series 1000A | BRITISH AEROSPACE Model DH/HS/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 1000B | BRITISH AEROSPACE Model DH/HS/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A | BRITISH AEROSPACE Model DH/HS/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A (C-29A) | BRITISH AEROSPACE Model DH/HS/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 800A (U-125) | BRITISH AEROSPACE Model DH/HS/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | BAe.125 Series 800B | BRITISH AEROSPACE Model DH/HS/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A | BRITISH AEROSPACE Model DH/HS/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A-522 | BRITISH AEROSPACE Model DH/HS/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A/R-522 | BRITISH AEROSPACE Model DH/HS/BAe 125 Series Airplanes |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A/S-522 | BRITISH AEROSPACE Model DH/HS/BAe 125 Series Airplanes |
Unsafe Condition
Battery overheating and/or damage of voltage sensitive avionics equipment.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the Generator Control Circuit (GCU) circuitry in accordance with British Aerospace Service Bulletin SB.24-289-3267A,B,C,D,E,F & G, Revision 1, dated April 10, 1992. An alternative method of compliance or adjustment of the compliance time may be used if approved by the FAA. Special flight permits may be issued under FAR 21.197 and 21.199 to operate the airplane to a location where the AD requirements can be accomplished.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 180 days after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Model DH/HS/BAe 125 series airplanes equipped with Garrett engines, as listed in British Aerospace Service Bulletin SB.24-289-3267A,B,C,D,E,F & G, Revision 1.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.