# SDR JJBA20210719021

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 19, 2021
- Submitted: July 27, 2021
- Operation: Air carrier
- Aircraft: [N17138](https://openairdocs.org/aircraft/N17138), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145727
- Aircraft time: 44,748 hours, 28,113 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Target
- Condition: Out Of Adjust
- Location: Nlg
- Stage of operation: NR
- 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/JJBA20210719021

## Discrepancy

LG AIR/GROUND FAIL CAUTION MESSAGE RIGHT AFTER ROTATION FOLLOWED BY ENG 1-2 REV DISAGREE. ADJUSTED NLG DOWNLOCK PROX SWITCH TARGET. OPS CHECK SAT. PERFORMED OPERATIONAL CHECK OF #1 AND #2 T/R. OPS CHECK SAT. NO FAULTS FOUND AT THIS TIME. OPS CHECK SAT ON GEAR PINS

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