# SDR UPS96221744

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N905UP](https://openairdocs.org/aircraft/N905UP), registered now
- Make and model: Boeing 727-51C
- Registry model: [Boeing 727-51C](https://openairdocs.org/model/boeing-727-51c) (OpenAirDocs)
- Aircraft serial: 18947
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Downlock Switch
- Condition: Inoperative
- Location: Rt Main Gear
- Stage of operation: AP
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS96221744

## Discrepancy

INSPECTION TYPE-N/A, UNSAFE INDICATION RT MAIN GEAR.  MANUAL GEAR EXTENSION CHKLIST ACCOMPLISHED, NO SAFE INDICATION.  TOWER FLY-BY FOR POSSIBLE STATUS OF GEAR.  DECLARED EMERGENCY REQUESTED CRASH CREWS.  REMOVED AND REPLACED RT MAIN GEAR DOWNLOCK SWITCH IAW MM32-61-21, PERFORMED ADJ AND TEST IAW MM 32-61-21 AND OPS CHK GOOD.

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