# SDR R61A2026101300302

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2026
- Submitted: October 13, 2026
- Operation: Air carrier
- Aircraft: [N638RW](https://openairdocs.org/aircraft/N638RW), registered now
- Make and model: Emb ERJ 170-100 SE
- Registry model: [EMB ERJ 170-100 SE](https://openairdocs.org/model/embraer-erj-170-100-se) (OpenAirDocs)
- Aircraft serial: 17000053
- Aircraft time: 52,379 hours, 33,705 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Warning Message
- Condition: Illuminated
- Location: Cabin Pressure
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/R61A2026101300302

## Discrepancy

PRESN AUTO FAULT. EXCESSIVE FPM CABIN RATE (-4000 AMBER) ON EICAS AT FL350. IN DESCENT PRESN AUTO FAULT APPEARED. CREW DIDN'T ATTEMPT TO ADJUST CABIN PRESSURE MANUALLY. DECLARED EMERGENCY AND LANDED WITH NO INCIDENT. PERFORMED CPCS-CONTROLLER-CHANNELS FUNCTIONAL,  FUNCTIONAL TEST GOOD. NO FAULTS AT THIS TIME.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.