# SDR AALA201810299033

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2018
- Submitted: October 30, 2018
- Operation: Air carrier
- Aircraft: [N751UW](https://openairdocs.org/aircraft/N751UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1317
- Aircraft time: 44,301 hours, 31,322 cycles
- System (JASC): [3234 · Landing Gear Selector](https://openairdocs.org/jasc/3234)
- Part: Selector Valve
- Part number: 114079019
- Part serial: CH1206337
- Condition: Defective
- Location: Zone 700
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201810299033

## Discrepancy

AIRCRAFT WAS GROUNDED. SJD-LAX AT LAX EMERGENCY WAS DECLARED ACCOUNT NOSE GEAR STEERING INDICATION. FLIGHT LANDED WITHOUT INCIDENT. ON LANDING GEAR EXTENSION, "LGCIU 1 AND 2 FAULT" APPEARED DURING APPROACH. GEAR DOORS STAYED OPEN, NO NOSE WHEEL STEERING DURING ROLLOUT AND AFTER LANDING. REPLACED LANDING GEAR SELECTOR VALVE PER AMM 32-31-12, LEAK CHECK GOOD. OPERATIONS TEST GOOD. PERFORM GEAR SWING PER AMM 32-31-00-720-001-A, CHECK GOOD. REPLACED NOSE WHEEL STEERING CONTROL PER AMM 32-51-51. OPERATIONS TEST AND LEAK CHECK GOOD. THIS SDR IS FOR LANDING GEAR SELECTOR VALVE. (SEE CONTROL #AALA201810309002)

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