# SDR AALA201909309034

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2019
- Submitted: September 30, 2019
- Operation: Air carrier
- Aircraft: [N822AW](https://openairdocs.org/aircraft/N822AW), registered now
- Make and model: Airbus A319-132
- Registry model: [Airbus A319-132](https://openairdocs.org/model/airbus-a319-132) (OpenAirDocs)
- Aircraft serial: 1410
- Aircraft time: 60,567 hours, 26,953 cycles
- System (JASC): [3250 · Landing Gear Steering System](https://openairdocs.org/jasc/3250)
- Part: Sensor
- Part number: E21336000
- Part serial: 10497
- Condition: Unreliable
- Location: Nlg Steering
- Part time: 58,601 hours, 28,884 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201909309034

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT REPORTS AIRCRAFT PULLS TO THE LEFT ON TAXI AND TAKEOFF.  REQUIRES RIGHT TILLER AND RIGHT RUDDER. WITH RUDDER TRIM SET AT R 4.5 AIRCRAFT AXIS STRAIGHT. MAINTENANCE REMOVED AND REPLACED NOSE STEERING SERVO VALVE AND SERVO CONTROL UNIT AND BOTH 3GC AND 4GC NWS FEEDBACK SENSORS IAW AMM 32-51-51 AND AMM 32-51-19. OPS/TAXI CHECK GOOD. (SEE SDR # AALA201909309003, AALA201909309035)

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