# SDR 99UAL900283

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N904UA](https://openairdocs.org/aircraft/N904UA), registered now
- Make and model: Boeing 737522
- Aircraft serial: 25004
- Engine: Ge CFM56*
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Relay
- Part number: 15000323
- Condition: Inoperative
- Location: Landing Gear
- Stage of operation: LD
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99UAL900283

## Discrepancy

UNSAFE GEAR DOWN INDICATION.  *S/D*  NO GEAR DOWN INDICATION WITH GEAR EXTENDED.  REPLACED THE LANDING GEAR AIR/GROUND RELAY AND LIGHTS CIRCUIT BREAKER ITEM C404 ON THE P6-3 PANEL, OPS CHECK OK.

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