Service difficulty report · Vsv Lever Arm · Airbus A320232

Difficulty date
April 18, 1998
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N434UA
Make and model
Airbus A320232
Aircraft serial
492
Engine
Iae V2527A5
Part
Vsv Lever Arm
Part number
6A3322
Condition
Failed
Location
Nr 2 Engine
Stage of operation
CR
Nature of condition
J, Y, M
Precautionary procedure
A, E

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

What was found

ENGINE NR 2 FAILED. ENGINE SEIZED IN FLIGHT, FL 28, MAX EGT AT 790 DEGREES. FLIGHT DIVERTED TO IAD AND LANDED UNDER AMBER ALERT. *S/D* ONE STAGE 3 VSV LEVER ARM FAILED FROM FATIGUE AND CAUSED SUBSEQUENT FAILURE OF STAGE 4 COMPRESSOR BLADE AND FURTHER DOWNSTREAM DAMAGE. CAUSE OF VSV LEVER ARM FATIGUE FAILURE IS STILL UNDER INVESTIGATION. INSTRUMENTED ENGINE TESTING IS SCHEDULED TO BEGIN IN LATE OCTOBER 1998.

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