# SDR SIMA20220109002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2022
- Submitted: January 10, 2022
- Operation: Air carrier
- Aircraft: [N238NN](https://openairdocs.org/aircraft/N238NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000584
- Aircraft time: 13,492 hours, 8,763 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: None
- Condition: None
- Stage of operation: TO
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20220109002

## Discrepancy

LG WOW SYS FAIL WARNING ON TAKEOFF DURING GEAR RETRACTION DECLARED EMERGENCY - RETURN TO ORD "TRANSFERRED TO NRWC 038-ORD-02484"-C/A-SEE NRWC 038-ORD-02484 FOR WORK ACCOMPLISHED. PERFORMED GEAR SWING IAW ERJ 175 AMM TASK 32-33-00. OPS CHECK GOOD.

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