Service difficulty report · Blade · Airbus A319131

Difficulty date
December 6, 1999
Submitted
October 9, 2000
Operation
Air carrier
Aircraft
N812UA
Make and model
Airbus A319131
Aircraft serial
850
Aircraft time
5,631 hours
Engine
Iae V2522A5
Engine time
5,361 hours, 1,831 cycles
Part
Blade
Part number
6A4254
Condition
Failed
Location
Nr 2 Engine
Part time
5,361 hours, 1,831 cycles
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

LOST NR 2 ENGINE ON CLIMBOUT PASSING 17,000 FT. LOUD BANG AND HIGH EGT. SHUTDOWN ENGINE. *S/D* STAGE 4 BLADE FAILED IN FATIGUE IN ROOT ATTACHMENT AREA, LIBERATING AIRFOIL AND PLATFORM AND CAUSING EXTENSIVE DOWNSTREAM DAMAGE. THE MANUFACTURER HAS ISOLATED THE CAUSE TO A VSV SCHEDULE INTRODUCED WITH EEC SOFTWARE CHANGE NR 11. EEC SOFTWARE WILL BE REVISED TO REVERT TO PREVIOUS VSV SCHEDULE. A SERVICE BULLETIN IS EXPECTED IN APRIL.

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