# SDR CHQA200600082

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2006
- Submitted: July 14, 2006
- Operation: Air carrier
- Aircraft: N370SK
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145515
- Aircraft time: 12,592 hours, 10,399 cycles
- System (JASC): [3231 · Landing Gear Door Retract Section](https://openairdocs.org/jasc/3231)
- Part: Control Unit
- Condition: Malfunctioned
- Location: Mlg
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CHQA200600082

## Discrepancy

FLIGHT 3117 - BUF-LGA - SHORTLY AFTER TAKEOFF, EICAS MESSAGE "LG AIR/GND FAIL" APPEARED.  REQUESTED "GEAR UP" AND FO TRIED TO SELECT GEAR HANDLE TO UP POSITION, WOULD NOT MOVE.  DECIDED TO CONTINUE CLIMB AND DIAGNOSE THE PROBLEM AT A HIGHER ALTITUDE.  RAN QRH.  DECLARED EMERGENCY.  AFTER LANDING, RECEIVED "IC 1-2 WOW INOP" AND "SPS ADVANCED".  REMOVED AND REPLACED LGEU.

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