# SDR UPS99229610

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N925UP](https://openairdocs.org/aircraft/N925UP), registered now
- Make and model: Boeing 727-31C
- Registry model: [Boeing 727-31C](https://openairdocs.org/model/boeing-727-31c) (OpenAirDocs)
- Aircraft serial: 19230
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Connector
- Condition: Dirty
- Location: Nlg
- Stage of operation: CL
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS99229610

## Discrepancy

INSPECTION TYPE:SI, AIR TURNBACK AT 0100 UTC UPON GEAR RETRACTION, GEAR LEVER WOULD NOT MOVE PAST OFF POSITION.  ALSO, I/B ANTISKID RELEASE REMAINED ON IN FLIGHT WITH GEAR HANDLE IN DOWN/IN POSITION.  REMOVED, CLEANED CONNECTOR AND RE-INSTALLED ANTISKID CONTROL BOX.  REMOVED AND REPLACED NLG SAFETY SWITCH PER 727 MM 32-09-211.  PERFORMED OPERATION CHECK OF ANTISKID SYS CHECK GOOD PER 32-42-00.  FUNCTIONAL TESTED GEAR SAFETY SENSOR (SWITCH) GOOD PER 32-21-11.  ADJUSTED AND RIGGED NLG PISTON POSITION CABLES PER 727 MM 32-51-00.

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