AD 82-08-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | DH.125 Series 1A | Airworthiness Directives; BRITISH AEROSPACE Models HS/DH-125 Airplanes Series 1A, 3A |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A-522 | Airworthiness Directives; BRITISH AEROSPACE Models HS/DH-125 Airplanes Series 1A, 3A |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A/R-522 | Airworthiness Directives; BRITISH AEROSPACE Models HS/DH-125 Airplanes Series 1A, 3A |
| aircraft | Textron Aviation Inc. | DH.125 Series 1A/S-522 | Airworthiness Directives; BRITISH AEROSPACE Models HS/DH-125 Airplanes Series 1A, 3A |
| aircraft | Textron Aviation Inc. | DH.125 Series 3A | Airworthiness Directives; BRITISH AEROSPACE Models HS/DH-125 Airplanes Series 1A, 3A |
| aircraft | Textron Aviation Inc. | DH.125 Series 3A/R | Airworthiness Directives; BRITISH AEROSPACE Models HS/DH-125 Airplanes Series 1A, 3A |
| aircraft | Textron Aviation Inc. | DH.125 Series 3A/RA | Airworthiness Directives; BRITISH AEROSPACE Models HS/DH-125 Airplanes Series 1A, 3A |
Unsafe Condition
Hydraulic pressure loss in the wing flap system and wing flap movement away from the selected position.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace wing flap actuator P/N AIR45566 or AIR45568 in accordance with British Aerospace Service Bulletin SB.27-125. Compliance intervals are within the next 100 landings or prior to 8000 landings, whichever occurs later, and at each subsequent 8000 landing interval.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 100 landings or prior to accumulating 8000 landings, whichever occurs later, after the effective date of this AD and at each 8000 landing interval thereafter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
British Aerospace Models HS/DH-125 airplanes series 1A, 3A, and variants not modified with modification 25/5640, certificated in all categories.
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.