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Inspect the fuel pump lines near the pump for failure and leakage due to chafing, on aircraft which incorporate fuel pumps with a metal filter bowl.
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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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Installation of rudder return springs to improve the directional stability characteristics of the airplane.
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General information regarding the installation of dual controls in a Piper PA-15 airplane.
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Last Updated: 10/11/2021
in Technical Information StinsonFAA approved Appendix A to CAA approved Operating Limitations for Stinson 108 Landplane, Stinson 108-1 Landplane and Stinson 108 and 108-1 Seaplane
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Installing a header tank in the fuel system to prevent engine malfunctioning caused by insufficient fuel flow.
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Malfunctioning of the automatic carburetor heat used on early Ercoupes causing the carburetor heat arm to be held in closed position when the throttle is opened, as well as preventing full throttle opening, resulting in a dangerous condition.
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Using a sealing compound to prevent water from entering the cabin through the sliding window channels.
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It has been found necessary to provide a positive lock on the zipper at the bottom of the baggage compartment to eliminate the possibility of it opening while in flight, and having articles fall into the controls.
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Table showing the type of brake fluid used in airplanes manufactured by the Piper Aircraft Corporation.