# SDR ASOA2012080802038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 3, 2012
- Submitted: August 8, 2012
- Operation: Air carrier
- Aircraft: [N920EV](https://openairdocs.org/aircraft/N920EV), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7810
- Aircraft time: 20,878 hours, 19,354 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Proximity Sensor
- Condition: Out Of Adjust
- Location: Nlg
- Part time: 987,048 hours
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASOA2012080802038

## Discrepancy

AFTER TAKEOFF, WHEN GEAR WAS SELECTED UP, RECEIVED A MASTER WARNING NOSE DOOR OPEN & GEAR DISAGREEMENT AND MASTER CAUTION WOW.  INPUT & STEERING INOPERATIVE.  RAN AND FOLLOWED THE QRH, DID NOT MAKE ON OVERWEIGHT LANDING.  EMERGENCY DECLARED, RETURNED TO DEPARTURE.   ADJUSTED NLG OLEO CENTERED/EXTENDED PROXIMITY SENSOR IAW AMM 32-61-05.  OPS CHECKED GOOD, NO FURTHER DEFECTS NOTED.  ACFT OK FOR RETURN TO SERVICE.

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