What was found
IN FLIGHT PTRIM BACK UP INOP DISPLAYED ON EICAS FACT 29JUL23 18:31 PHL PDPU THE AC/ PERFORMED OPS IAW AMM 27-40-00-700-802-A. OPS CHECK GOOD, OK FOR SERVICE
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
IN FLIGHT PTRIM BACK UP INOP DISPLAYED ON EICAS FACT 29JUL23 18:31 PHL PDPU THE AC/ PERFORMED OPS IAW AMM 27-40-00-700-802-A. OPS CHECK GOOD, OK FOR SERVICE