Service difficulty report · Blades · Airbus A330300

Difficulty date
December 25, 2010
Submitted
December 28, 2010
Operation
Air carrier
Aircraft
N18310
Make and model
Airbus A330300
Aircraft serial
0714
Engine
Ge CF680
Part
Blades
Condition
Damaged
Location
Hpt
Stage of operation
CL
How discovered
O
Nature of condition
X, J
Precautionary procedure
A

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

What was found

(B-18310) TOOKOFF AT 0831L, DURING CLIMB AT 0844L AT FLIGHT LEVEL 28000FT, ECAM WARNINGS APPEARED: "ENG 1 EGT OVER LIMIT, ENG 1 FAIL, ENG1 N1 VIBRATION, ENG 1 EGT EXCEEDED DURING AIR START, ENG1 N2 VIBRATION, ENG 1 START FAULT, ENG 1 SHUT DOWN." AT 0855L, CREW REPORTED "ENG 1 FAILED", SHUT ENG-1 IAW QRH PROCEDURE, ACFT AIR TURNED BACK. VISUALLY INSP FOUND METALLIC CHIPS IN THE TAIL PIPE, 5TH STAGE LPT BLADE DAMAGED. BSI INSP FOUND ALL OF THE HPT 1ST AND 2ND STAGE BLADES WERE BROKEN. REMOVED ENGINE IAW AMM 72-00-00. THIS CASE IS VERY SIMILAR TO THE ONE REPORTED PREVIOUSLY AS SAJFCALS099036, WHICH OCCURED ON THE SAME TYPE OF ACFT AND ENGINE. THERE HAVE BEEN 6 SIMILAR CASES BEING REPORTED WORLDWIDE SINCE 2006, AND ENG MFG HAS PROVIDED RECOMMENDATION TO HAVE PROTECTIVE COATINGS APPLIED TO HPT BLADES WHEN ROUTED FOR REPAIR. PLEASE ALSO REFER TO CASE SAJFCALS099036 FOR MORE INFORMATION.

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