# SDR C2XA11TY072

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2011
- Submitted: June 4, 2011
- Operation: Air carrier
- Aircraft: N14993
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145289
- Aircraft time: 26,369 hours, 20,069 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Electronic Unit
- Part number: 355022003
- Part serial: 4072
- Condition: Defective
- Location: Landing Gear
- 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/C2XA11TY072

## Discrepancy

TYS - A/C WAS EN ROUTE FROM BHM TO ORD WHEN CREW GOT A AIR GROUND FAIL MESSAGE ON THE ICIAS AND GEAR WOULDN'T RETRACT.  CREW RETURNED TO BHM WITHOUT INCIDENT.  A/C WAS FERRIED TO TYS WHERE MAINTENANCE COMPLIED WITH LANDING GEAR PROX SWITCHES ADJUST/TEST PROCEDURES IAW EMB 145 AMM 32-63-05.  NO FAULT FOUND, OPS CHECK GOOD.  REMOVED AND REPLACED THE LGEU IAW EMB 145AMM 32-32-01, OPS CHECK GOOD AND WAS RELEASED BACK TO SERVICE.

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