AD 66-22-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | DH.125 Series 1A | Airworthiness Directives; HAWKER SIDDELEY Model DH.125-1A Airplanes |
Unsafe Condition
Operation with the elevator and aileron gust lock engaged.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove gust lock assembly P/N 25CF-1793AB, modify pilot's control wheel and seat rail, install gust lock stowage box assembly P/N 25.MM.333 per Service Bulletin 27-34-(1716), and equip with aileron and elevator gust lock assembly P/N 25.MM.2583.
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Compliance Time
within the next 300 hours' time in service after the effective date of this AD
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Affected Aircraft
HAWKER SIDDELEY Model DH.125-1A Airplanes equipped with Aileron and Elevator Systems Gust Lock P/N 25CF-1793AB.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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