As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENGINE ROLL BACK. REMOVED & INSTALLED SERVICEABLE NR 2 ENGINE HMU AND FUEL PUMP. OPERATIONS/BITE NO FAULTS NOTED, PER MT 773-11-00 AND MT 773-21-10. RAR NR 79936 (PUMP) RAR NR 722012 (HMU) POS 2 PN: 442653 SN OFF: BECW3413 SN ON: BECW6032 POS 2 PN OFF: 828300-5 PN ON: 828300-11 SN OFF: YA014427-L SN ON: YA049530-L.