AD 70-10-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H.114 Heron Series 2A | Airworthiness Directives; Hawker Siddeley "Heron" Model DH.114 Series 2 Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H.114 Heron Series 2DA | Airworthiness Directives; Hawker Siddeley "Heron" Model DH.114 Series 2 Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H.114 Heron Series 2X | Airworthiness Directives; Hawker Siddeley "Heron" Model DH.114 Series 2 Airplanes |
Unsafe Condition
Failure of the nose landing gear locking lever and jack attachment lever due to cracks.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Visually inspect the nose landing gear locking lever (P/N 4UN.41A) and jack attachment lever (P/N 4UN.323A) for cracks within 150 hours' time in service after the effective date, and every 300 hours thereafter. Replace cracked levers with serviceable ones or comply with HSA Modification 1093 by March 1, 1971.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 150 hours' time in service after the effective date, and thereafter at intervals not to exceed 300 hours' time in service since the last inspection. Replace by March 1, 1971.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Hawker Siddeley Model DH.114 Series 2 airplanes not incorporating HSA Modification 1093.
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.