# SDR 9626406627

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N627US
- Make and model: Boeing 747251B
- Aircraft serial: 21709
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Downlock Act
- Part number: 69B803585
- Condition: Failed
- Location: Lt Mlg
- Stage of operation: AP
- Nature of condition: J
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9626406627

## Discrepancy

DURING APPROACH, THE LEFT WING LANDING GEAR WOULD NOT EXTEND.  AIRCRAFT EXECUTED A GO-AROUND AND ALTERNATELY EXTENDING THE LANDING GEAR.  AIRCRAFT LANDED WITHOUT INCIDENT.  REPLACED THE LEFT WING LANDING GEAR DOWNLOCK ACTUATOR, OPERATIONAL CHECK GOOD.

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