AD 69-10-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 744 | Airworthiness Directives; VICKERS Models 744, 745D and 810 Series Airplanes |
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 745D | Airworthiness Directives; VICKERS Models 744, 745D and 810 Series Airplanes |
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 810 | Airworthiness Directives; VICKERS Models 744, 745D and 810 Series Airplanes |
Unsafe Condition
The glasscloth ducts on the outlet side of the cabin compressor in the engine nacelles and fiber glass saddle brackets may degrade and fail, increasing fire hazard.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace glasscloth ducts with aluminum alloy ducts per BAC Modification Bulletin No. D3198 Issue 2 or FG.2070 Issue 2 or later approved issue. For Model 810, replace fiber glass saddle brackets with stainless steel brackets per FG.2070 Issue 2 or later approved issue.
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Compliance Time
within the next 1500 hours' time in service after the effective date of this AD
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Affected Aircraft
Vickers-Armstrongs (Aircraft Limited) Viscount Models 744, 745D, and 810 Series airplanes
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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