AD 58-18-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 744 | Airworthiness Directives; VICKERS Model 700 Series Aircraft |
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 745D | Airworthiness Directives; VICKERS Model 700 Series Aircraft |
Unsafe Condition
Flap chain tensioner barrel becoming completely unscrewed, causing damage to flaps, beams, and telescopic rods.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Wirelock flap chain tensioners on Nos. 1, 2, and 3 flaps. Install Vickers-Armstrongs Modification D.2554.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
November 1, 1958
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Vickers-Armstrongs (Aircraft Limited) Viscount 744 and Viscount 745D models, all serial numbers.
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
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