# SDR AALA20140118002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2014
- Submitted: January 27, 2014
- Operation: Air carrier
- Aircraft: N7542A
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49996
- Aircraft time: 66,520 hours, 34,536 cycles
- System (JASC): [3250 · Landing Gear Steering System](https://openairdocs.org/jasc/3250)
- Part: Control Valve
- Condition: Malfunctioned
- Location: Nlg Steering
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20140118002

## Discrepancy

DFW CREW REPORTED NLG UNSAFE LIGHT ILLUMINATED.  RECYCLED GEAR & LIGHT WENT OUT.  EMERGENCY DECLARED FLIGHT LANDED DFW WITHOUT INCIDENT.  AIRCRAFT REMOVED FROM SERVICE.  REPLACED NGL STEERING & CONTROL VLV.  SYSTEM GND CHECKED NORMAL OPERATION CLOSED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.