# SDR 9708942203

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 29, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N203US](https://openairdocs.org/aircraft/N203US), registered now
- Make and model: Boeing 727251
- Aircraft serial: 22543
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Sequence Valve
- Part number: 1U10851
- Condition: Failed
- Location: Lt Mlg Ww
- Part time: 35,301 hours
- Stage of operation: TX
- Nature of condition: K, B
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9708942203

## Discrepancy

DURING TAXI, NOTICED A STRONG SMELL IN CABIN AND RETURNED TO THE GATE.  REPLACED THE LEFT GEAR SEQUENCE VALVE DUE TO LEAKAGE, OPERATIONAL CHECK OK.

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