SDR USAA2013010800011

Service difficulty report · Tachometer · Airbus A321231

Difficulty date: January 4, 2013
Submitted: January 8, 2013
Operation: Air carrier
Aircraft: N508AY
Make and model: Airbus A321231
Aircraft serial: 3740
Aircraft time: 15,699 hours, 5,000 cycles
System (JASC): 3240 · Landing Gear Brake System
Part: Tachometer
Part number: C201050002
Part serial: 58434
Condition: Faulty
Location: Brake System
Part time: 15,699 hours, 5,000 cycles
Stage of operation: LD
How discovered: O
Nature of condition: J
Precautionary procedure: K

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

What was found

ON LANDING, (AUTO BRAKE LO), NR 1 BRAKE DISENGAGED WITH ECAM WARNING, "BRAKE RELEASED". BRAKES 2, 3, 4 WENT TO TEMPS 275 DEGREES - BRAKE 1 AT 30 DEGREES WITH 3 AMBER HASH MARKS. MAINTENANCE REMOVED AND REPLACED NR 1 TACHOMETER IAW AIRBUS MAINTENANCE MANUAL 32-42-57-400-001-A.

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