Service difficulty report · Control Unit · Airbus A321231

Difficulty date
October 18, 2012
Submitted
October 23, 2012
Operation
Air carrier
Aircraft
N566TA
Make and model
Airbus A321231
Aircraft serial
2553
Aircraft time
27,289 hours, 9,571 cycles
Engine
Iae V2533A5
Part
Control Unit
Condition
Malfunctioned
Location
Brake System
Stage of operation
LD
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

LOST OF BRAKING DURING ROLL, BURST 2 OF 4 TIRES. THE AIRCRAFT WAS INSPECTED AS PER AMM 05-51-15-200-001-A (INSP AFTER WHEEL BURST OR TREAD THROW OR WHEEL FAILURE) AND AMM 05-51-16-200-001-A (INSP AFTER BRAKE EMERGENCY APPLICATION OR OVERHEAT) AND FOUND 4 MWA WITH FLAP SPOTS. FOUR MWA WERE REPLACED PER AMM 32-41-11 AND 4 BRAKES AS PER AMM 32-42-27 AND PERFORMED OPERATIONAL TEST WITH NO FAILURE. BSCU WAS REPLACED AS PER AMM 32-42-34 AND OPERATIONAL TEST PERFORMED TO THE NORMAL AND ALTERNATE BRAKE SYSTEM WITH NO FAILURE AS PER AMM 32-42-00-710-001-A AND 32-43-00-710-001-A RESPECTIVELY. AFTER THE MAINTENANCE, THE AIRCRAFT WAS RETURNED TO SERVICE.

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