SDR AALA202203107350

Service difficulty report · Servo Valve · Airbus A300*

Difficulty date: March 8, 2022
Submitted: March 10, 2022
Operation: Air carrier
Aircraft: N980UY
Make and model: Airbus A300*
Aircraft serial: 5795
Aircraft time: 26,883 hours, 10,412 cycles
System (JASC): 2710 · Aileron Control System
Part: Servo Valve
Condition: Fault Message
Location: Zone 600 - Rh Wi
Stage of operation: NR
How discovered: V
Nature of condition: F, J
Precautionary procedure: K

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

What was found

AIRCRAFT WAS GROUNDED: FLIGHT CONTROL AILERON GREEN SYSTEM SERVO FAULT 2 ALONG WITH UN-COMMANDED AIRCRAFT ROLL. FLIGHT CREW REPORTED THE RIGHT WING DIPPED WHEN THE AILERON SERVO FAULT APPEARED. **SUPPLEMENTAL REPORT FOR AALA202203097350: REPLACED RIGHT WING AILERON SERVO VALVE FOR GREEN SYSTEM PER AMM 27-14-51. MAINTENANCE ALSO REPLACED THE ELEVATOR AILERON COMPUTER #1 (ELAC) PER AMM 27-93-34. (AALA202203108344) A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED ** (CLOSED)