# SDR C2XA09CL081

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 9, 2009
- Submitted: June 10, 2009
- Operation: Air carrier
- Aircraft: N15980
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145202
- Aircraft time: 22,730 hours, 17,159 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Relay
- Part number: M835366022M
- Condition: Intermittent
- Location: Cockpit
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA09CL081

## Discrepancy

DAY FLIGHT 2082 - CREW REPORTED LANDING GEAR AIR/GROUND FAIL MESSAGE ON EICAS AFTER TAKEOFF.  MAINTENANCE PERFORMED PROXIMITY SWITCH SENSOR HEALTH CHECK AND AIR/GROUND SYSTEM OPERATIONAL CHECK.  MAINTENANCE REPLACED RELAY KO353 AIR/GROUND POSITION RELAY.  ALL OPERATIONAL CHECKS WERE GOOD AND AIRCRAFT RETURNED TO SERVICE.

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