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The Hypass No. 48P6 ignition filters should be removed from the magnetos and replaced with magneto filter, Piper No. 63149.
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Alon, Inc. is inaugurating our Service Letter/Bulletin Compliance Program which will allow Alon, Inc. to more closely monitor the maintenance on the A2 Aircoupe.
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Instructions for replacing the old style Piper Automatic Location Transmitters with newer models.
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Wing aileron bellcrank brackets failing due to parking or staking out the airplane with the tail into the wind without securing the controls.
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Reports of cracks in the cast aluminum aileron bellcranks due to excessively tightening of the bolt which attaches the aileron push rod to the bellcrank.
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Compromised structural integrity of the fuselage due to excessive rust and corrosion between steel tubing and preformed sheet steel material.
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Reports of collapsed wing mounted fuel tanks due to inadequate venting of the tank.
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Instances of excessive CO concentration in the cockpit when the dusting venturi is used.
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Refinishing procedure for airplanes which are finished with Butyrate dope and which are to be refinished with Butyrate dope, or "Duraclad".
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Incorporating a new air filter installation which takes carburetor air from the top of the engine cowl instead of the bottom, thereby reducing the amount of sand and dirt that can enter the engine.