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Aviation Alerts and Advisories

G500/G600 TXi STC SA02571SE Display of Fuel Quantity in Piper PA-46-500TP Aircraft


G500/G600 TXi systems installed on Piper PA-46-500TP aircraft with fuel quantity gauges configured in accordance with Supplemental Type Certificate (STC) SA02571SE are affected.


STC SA02571SE MDL Revision 13


Mandatory: This STC Service Bulletin must be incorporated prior to aircraft return to service.


Prior to MDL Revision 13, the G500/G600 TXi was found to have an incorrect configuration setting that is not airworthy when interfaced with the fuel quantity system on the Piper PA-46-500TP. As a result, the G500/G600 TXi could display erroneous fuel quantity in some installations.

STC SA02571SE MDL Revision 13 and later fixes the fuel quantity interface for the Piper PA-46-500TP.

ASDN Service Bulletin 2120 Rev C