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Remove small baffle LAC P/N 181112 to allow for more accurate airspeed readings. With baffle installed readings can be incorrect by as much as +15 mph.
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Inspection to determine if there is interference between the inboard end of the front spar web and the aileron pulley attachment bolt in the area of the front wing hinge fitting.
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Piper Service Bulletin No. 1 Applicability: Piper E-2, J-2, J-3 System: Rigging Issue Date: February 15, 1946 Subject : How to Rig Cub E-2, J-2, J-3 Airplanes Summary: Instructions for rigging Piper Cub E-2, J-2, and J-3 airplane...
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Recommended procedure for installing a one-piece Plexiglas windshield.
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Service information for Piper J-4 automotive-style master cylinders.
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Table of grommets used in wings and fuselage for covering Piper PA-22 aircraft.
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Modifications to prevent fuel line failures aft of the firewall.
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As a result of several cases of engine power loss due to the carburetor alternate air door being sucked into the engine, make the spring loaded alternate air door inoperative by one of the following methods.
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Modification to increase the strength of the aileron balance weight bracket to beam attachment.
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Preventing elevator flutter in the event the elevator trim tab control wire fails by installing elevator trim tab stop and spring.