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Reports of breakage of the larger diameter tail brace wires (No. 8-36) and steps for replacing.
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Defects in glass fuel strainer bowls in the form of distortions, internal air bubbles or indication of cold forming.
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Discovery of sufficient chafing between the oil pressure line and the oil radiator line to cause wear, with the possibility that in time the oil pressure line might develop a leak.
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Instructions for inspecting the battery box lid for proper clearance between the lid and the battery terminals.
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Piper Service Bulletin No. 50 Applicability: Piper E-2, J-2, J-3, J-4 and J-5 System: Finishing Issue Date: February 19, 1946 Subject : Ribstitching Summary: Reported failures of the ribstitching both in the wing and cont...
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Inspection of overage oil radiator hose to determine that hose is marked with a solid white line and a broken red line and AN H-35 or MIL H-6000 are installed.
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Installing tailspring attachment reinforcing units, part numbers 30882 and 30871, to prevent tailspring attachment failure.
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Reports of the listed model airplanes that the engine will not operate properly with low fuel in the 7 gallon header tank.
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Information concerning the use of safety belts which do not have TSO approval.
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Operational and maintenance procedures used to reduce or maintain lead deposits at a minimum when using higher lead content aviation fuel more than 25% of engine operating time.