AD 77-23-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | HS 748 Series 2A | Airworthiness Directives; HAWKER SIDDELEY AVIATION, LIMITED Model H.S. 748, 2A Airplanes |
Unsafe Condition
Failure of the propeller feathering system could result in loss of engine thrust and inability to feather the propeller.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install an electrical back-up to the primary manual feathering system in accordance with Hawker Siddeley Aviation Service Bulletin No. 61/18, Modification 4609, as revised April 11, 1974, or an equivalent approved by the FAA.
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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 Aviation Limited H.S. 748 Series 2A airplanes certificated in all categories
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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