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Maintenance Matters, News

Meltdown

Pitot covers melted during a ground run with pitot heat on, leaving residue on a 737’s pitot probes, the ATSB says.

by Linda Werfelman | April 24, 2023

The flight crew of an Airwork Boeing 737 freighter observed a 340-ft discrepancy in altitude readings between the captain’s and first officer’s display screens after departure from Perth, Western Australia, as well as small differences in airspeed and Mach number readings.


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