# SDR UPS98526992

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 20, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N461UP](https://openairdocs.org/aircraft/N461UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 28265
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Sequence Valve
- Condition: Failed
- Location: Nlg
- Stage of operation: TO
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS98526992

## Discrepancy

INSPECTION TYPE-N/A, NOSE GEAR FAILED TO RETRACT.  REMOVED AND REPLACED NOSE SEQUENCE VALVE IAW B757 MM32-34-05.  CLEANED AND LUBED NOSE GEAR RETRACT LINKAGE AND GEAR BUSHINGS PREFORMED NOSE GEAR RETRACTION TEST PER MM 32-34-00.  A 21 SECOND RETRACT TIME, SYSTEM CHECKS OK.

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