# SDR SIMA2024051503002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 2024
- Submitted: May 15, 2024
- Operation: Air carrier
- Aircraft: N821MD
- Make and model: Emb ERJ 170-100 LR
- Registry model: [EMB ERJ 170-100 LR](https://openairdocs.org/model/embraer-erj-170-100-lr) (OpenAirDocs)
- Aircraft serial: 17000042
- Aircraft time: 44,434 hours, 33,318 cycles
- System (JASC): [3250 · Landing Gear Steering System](https://openairdocs.org/jasc/3250)
- Part: Steering Sys
- Part number: 1855A000007
- Condition: Failed
- Location: Nlg
- Stage of operation: AP
- 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/SIMA2024051503002

## Discrepancy

THIS IS A SUPPLEMENTAL FOR STEERING FAIL AND TOW BAR SHEER PIN BROKE / WAITING FOR TUG STEERING FAIL EICAS MESSAGE ON APPROACH WHEN GEAR WAS EXTENDED. STAYED ON AFTER LANDING EMERGENCY DECLARED. T/S IAW E170 FIM#45-45-00. RAR NWSCM IAW E170 AMM# 32-53-01. COMPLETED INSTALLATION OF NOSE WHEEL STEERING CONTROL MODULE FROM JOB CLOSE-UP STEP H (4) UP TO AND INCLUDING JOB CLOSE-UP STEP H (9, COMPLETION OF TASK). WORK PERFORMED. OPS CHECK GOOD. NO DEFECTS NOTED AT THIS TIME.

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