Service difficulty report · Engine · Boeing 777222

Difficulty date
June 6, 2023
Submitted
June 9, 2023
Operation
Air carrier
Aircraft
N771UA
Make and model
Boeing 777222
Aircraft serial
26932
Aircraft time
98,394 hours, 17,619 cycles
Engine
Pwa PW4077
Engine time
15,644 hours, 1,881 cycles
Part
Engine
Condition
Unknown
Location
Unknown
Stage of operation
TO
How discovered
O
Nature of condition
A, R, Y
Precautionary procedure
C

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ON INITIAL TAKEOFF ROLL USING A-T, AT ABOUT MID POWER RANGE, THE RIGHT ENGINE FAILED TO CONTINUE TO ACCEL AND CREW HEARD COMPRES SOR STALL INCL WHITE EXAUST FUMES DURING FAILURE. THEY REPORTED NO ENGINE EXCEEDANCES. STATUS PAGE SHOWS "ENG CONTROL R" AND "EN G EEC C1 R". EXTERNAL VISUAL CHECK AT TAILPIPE SURROUNDINGS SHOW S EVIDENCE OF FAILURE AND OR OVERHEAT. PICS TO FOLLOW. ATTACHED PHOTO OF RIGHT SIDE PYLON HEAT DAMAGE NUMBER 2 ENGINE. PICS OF MAT FAILURE MESSAGES INCL INITIAL OPENED T/R AND FOUND DEBRIS FALLING DOWN. REF FIM 71-05 TASK 819 C (14), REMOVED BORO PLUG AP-2, AP-5 AND CRANK PAD COVER FOR INSPECTION. ENG #2 ESN 777043- BOROSCOPED HPC STG 5, 6,10 PER AMM THIS LOG PAGE IS SDR REPORTABLE ITEM, ESFR FILING IS REQUIRED. L 72-00-00-290-823-N01- FOUND CATASTROPHIC INTERNAL DAMAGE TO ALL OG PAGE 4796536 IS CREATED FOR ESFR REPORTING. STAGES AND VANES. UNABLE TO ROTATE HPC. RVI PICS UPLOADED