# SDR 2025F00213

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2025
- Submitted: September 3, 2025
- Operation: General aviation
- Aircraft: [N4MT](https://openairdocs.org/aircraft/N4MT), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500064
- Aircraft time: 3,482 hours, 2,261 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Flow Valve
- Part number: 130025011
- Part serial: 1343
- Condition: Failed
- Location: Zone 100
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: G
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2025F00213

## Discrepancy

ECS 1 & 2 FAILED IN FLIGHT, DEPRESSURING VALVE, PASSENGERS HEARD A POP SOUND, OXYGEN MASKS CAME OUT.

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