What was found
PTRIM BACKUP INOPERATIVE MSG ON EICAS. CLEANED BACKUP PTRIM SWITCHES IAW AMM 27 40 04. OPERATIONS CHECKED OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PTRIM BACKUP INOPERATIVE MSG ON EICAS. CLEANED BACKUP PTRIM SWITCHES IAW AMM 27 40 04. OPERATIONS CHECKED OK.