# SDR SIMA202603198001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2026
- Submitted: March 19, 2026
- Operation: Air carrier
- Aircraft: [N251NN](https://openairdocs.org/aircraft/N251NN), 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: 17000641
- Aircraft time: 23,237 hours, 15,507 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hydraulic Line
- Condition: Leaking
- Location: Zone 100
- Stage of operation: LD
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA202603198001

## Discrepancy

HYD 2 LO QTY CYAN EICAS MESSAGE UPON LANDING AT 22%.AFTER A 3-5 MIN TAXI QTY DROPPED TO 16%. MX WAS CONTACTED AND QTY DROPPED TO 6% BEFORE COMMANDED ENG 2 OFF HYD 2 SYS ELEC PUMP OFF. AFTER SHUT DOWN QTY INCREASED TO 8%. A/C TOWED TO GATE. "TRANSFERRED TO NRWC 051-ORD-05449" REF NRWC 051-ORD-05450 FOUND LOOSE HYDRAULIC FLARED FITTING IN RH WHEEL WELL. TIGHTENED AND TORQUED LOOSE FITTING IAW ERJ 175 AMM TASK 20-10-03-400-801-A. SERVICED HYDRAULIC SYSTEM 2 IAW ERJ 175 AMM TASK 12-12-01-600-801-A. PERFORMED HYDRAULIC SYSTEM LEAKAGE CHECK IAW ERJ 175 AMM TASK 29-10-00-790-801-A. LEAK CHECK GOOD.

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