# SDR 4DPA2021082018001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 18, 2021
- Submitted: August 20, 2021
- Operation: Air carrier
- Aircraft: [N263JX](https://openairdocs.org/aircraft/N263JX), registered now
- Make and model: Emb EMB-135LR
- Registry model: [EMB EMB-135LR](https://openairdocs.org/model/embraer-emb-135lr) (OpenAirDocs)
- Aircraft serial: 145399
- Aircraft time: 24,606 hours, 23,427 cycles
- System (JASC): [2197 · Air Conditioning System Wiring](https://openairdocs.org/jasc/2197)
- Part: Connector
- Condition: Dirty
- Location: A/C Pack Nr 2
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/4DPA2021082018001

## Discrepancy

ISSUE: PACK 1 OVERHEAT AND PACK 2 FAIL MESSAGES ON CLIMB OUT CREW DECLARED AN EMERGENCY AND RETURNED.   PACK 1 OVERHEAT RAN FIM CLEANED AND CHECKED CONTINUITY AT P0944 & P0454 NO DEFECTS. PACK 2 FAIL CLEANED AND RESEATED PACK VALVE CONNECTOR COULDN'T DUPLICATE PACK 2 FAIL OPS TESTED GOOD.

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