AD 58-24-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 745D | Airworthiness Directives; VICKERS Models 745D and 810 Series Aircraft |
| aircraft | Vickers-Armstrongs (Aircraft Limited) | Viscount 810 | Airworthiness Directives; VICKERS Models 745D and 810 Series Aircraft |
Unsafe Condition
Failure of the stall warning system to provide proper electrical continuity or correct functioning of the deicing heater could result in inadequate stall warning indications.
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Required Actions
Install a cockpit switch and associated wiring for the nose gear oleo switch and Safe Flight wing detector vane. Revise airplane flight manuals to include pilot instructions for checking electrical continuity. Perform periodic checks for detector vane calibration and deicing heater function.
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Compliance Time
May 15, 1959
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Affected Aircraft
Vickers-Armstrongs (Aircraft Limited) Viscount Models 745D and 810 Series Aircraft
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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