# SDR 2000UALA00595

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 16, 2000
- Submitted: November 21, 2000
- Operation: Air carrier
- Aircraft: N502UA
- Make and model: Boeing 757222
- Aircraft serial: 24623
- Aircraft time: 37,431 hours, 14,181 cycles
- Engine: Pwa PW2037
- System (JASC): [3231 · Landing Gear Door Retract Section](https://openairdocs.org/jasc/3231)
- Part: Valve
- Part number: 26702889
- Condition: Failed
- Location: Nlg
- Stage of operation: AP
- 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/2000UALA00595

## Discrepancy

NOSE GEAR GREEN DOWN LIGHT FAILED ON APPROACH.  *S/D*  REPLACED NOSE DOOR SEQUENCE VALVE.

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