# SDR HNAA2026031700218

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 2026
- Submitted: March 17, 2026
- Operation: Air carrier
- Aircraft: [N662EH](https://openairdocs.org/aircraft/N662EH), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145777
- Aircraft time: 49,700 hours, 45,838 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 22250N030301
- Part serial: 00418
- Condition: Abnormal
- Location: Cabin Pressure
- Part time: 3,031 hours, 3,567 cycles
- Stage of operation: CL
- How discovered: V
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2026031700218

## Discrepancy

CABIN ALTITUDE PRESSURE INDICATION DROPPED TO 0 DURING DEPARTURE UP TO 4000FT.    R & R DIGITAL CONTROLLER PER MM 21-31-01, OPS CK GOOD.

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