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47-47-11 REPUBLIC: (Was Mandatory Note 14 of AD-769-2.) Applies to Model RC-3 Aircraft.
Compliance required as soon as possible but in any event not later than January 15, 1948.
To prevent inadvertent reversal of propeller if propeller reverse control wire fails at control valve attachment, install spring between the reverse control link and the bracket supporting the reverse control.
(Seabee Service Bulletin No. 21 dated October 14, 1947, covers this subject.)
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