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A recent fuel tank collapse was attributed to inadequate venting, caused by obstruction of the cap vent holes installed per Piper Service Bulletin No. 522.
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The round upper and lower tail brace tie rod assemblies, part numbers 10555-02 and 10556-02, respectively, have been approved to replace the upper and lower streamline tail brace tie rod assemblies in the listed aircraft.
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Per Lycoming Division of Avco Corporation, it is permissible to use a torque value of 40 inch pounds to provide adequate tightness to maintain proper engine support in lieu of the linear dimension as previously specified.
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The following listing denotes the location of the Cylinder Head Temperature Probe for Piper aircraft.
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Shock cord application chart for listed Piper models.
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Addresses a potential for impulse coupling failure, which can result in total loss of engine power.
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Information on replacing an existing diaphragm suspected to be defective in master brake cylinders installed in listed Piper aircraft models.
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Information on replacing an existing diaphragm suspected to be defective in master brake cylinders installed in listed Piper aircraft models.
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A condition exists where the flexible coupling connecting the vacuum pump may fail prematurely, causing a loss of vacuum/pressure with the resultant loss of vacuum/pressure instruments and other appliances.
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Instructions for sealing any gaps or holes in the firewalls with non-hardening fireproof putty.