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Inspect to prevent further failures of engine exhaust system components.
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Aileron balance weights, in addition to being a maintenance problem, might present a flight hazard if permitted to become loose and remain that way.
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Instructions on proper care of the airplane control system to reduce control cable fraying.
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How to eliminate the possibility of confusion in the operation of the fuel selector valve.
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Steps to provide a more positive locking action on the aileron control stop.
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The importance of proper maintenance of the carburetor air filter for satisfactory service life of the engine.
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Steps to restore the position locating feature in the fuel tank selector valve and assure positive operation of the valve at all times.
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To provide a vertical support which will function in conjunction with the F-40400-86 horizontal support angle, install A40712-1 support spring as shown.
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Availability of required material and instructions for the installation of an approved shoulder harness at each seat location in all Pipers.
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The following listing indicates the part numbers of the old type stainless steel control cables and the replacement cables of new design which may be used.