As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE COMPLYING WITH T/C 78273000, NR 2 ENGINE HAS FAULT CODE 77-10842 THE TOP RT EGT SIGNAL, T495S1, IS OUT OF RANGE, ECONOMIC FAULT. ACFT GROUNDED. R & R NR 2 ENGINE UPPER FUEL NOZZLES IAW PWR PL-73 CMPT-07267-2. ACCOMPLISHED REPAIR CONFIRMATION IAW FIM 77-21 TASK 801. NO FAULTS NOTED.