# SDR SWAA970600

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 29, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N722WN
- Make and model: Boeing 737-2T4
- Registry model: [Boeing 737-2T4](https://openairdocs.org/model/boeing-737-2t4) (OpenAirDocs)
- Aircraft serial: 22698
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Uplock Actuator
- Part number: 65448106
- Condition: Failed
- Location: Lt Mlg
- Stage of operation: AP
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA970600

## Discrepancy

UPON APPROACH DURING GEAR EXTENSION, CREW NOTED LEFT MAIN GEAR UNSAFE INDICATION.  RECYCLED LANDING GEAR, NO HELP.  ON THIRD ATTEMPT, DURING TOWER FLY-BY, LEFT GEAR EXTENDED AND LOCK INTO POSITION.  AIRCRAFT LANDED WITHOUT INCIDENT.  MX FERRIED AIRCRAFT GEAR DOWN TO DAL.  REPLACED LEFT MAIN GEAR UPLOCK ACTUATOR PER BOEING M/M.

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