What was found
WHILE PERFORMING T/C 78273000 FOUND #2 ENG TOP LEFT EGT SIGNAL IS OUT OF RANGE. FAULT 77-20872, ECONOMIC. GROUNDED - YES. ON DEFERRAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE PERFORMING T/C 78273000 FOUND #2 ENG TOP LEFT EGT SIGNAL IS OUT OF RANGE. FAULT 77-20872, ECONOMIC. GROUNDED - YES. ON DEFERRAL.