# SDR 2004UALA00048

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2004
- Submitted: January 27, 2004
- Operation: Air carrier
- Aircraft: N545UA
- Make and model: Boeing 757222
- Aircraft serial: 25323
- Aircraft time: 45,148 hours, 13,270 cycles
- Engine: Pwa PW2037
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Proximity Sensor
- Condition: Malfunctioned
- Location: Mlg
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2004UALA00048

## Discrepancy

GEAR DISAGREE EICAS MESSAGE WITH THE GEAR HANDLE IN THE UP POSITION.  AMBER CAUTION LIGHT ILLUMINATED.  THE CAUSE WAS A GEAR POSITION PROXIMITY SENSOR.  MAINTENANCE JACKED THE AIRCRAFT AND CLEANED MULTIPLE PROXIMITY SENSOR TARGETS.

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