# SDR SIMA20180109001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2018
- Submitted: January 10, 2018
- 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: 34,861 hours, 30,221 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Coupling
- Condition: Defective
- Location: Ac Bay
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20180109001

## Discrepancy

"PACK 1 VALVE CLSD" DURING CLIMB. REMOVED AND REPLACED FLEX COUPLING FOR NR 1 PACK VALVE Y-DUCT IAW AMM 21-51-01. NO LEAKS NOTED. REF NRWC 662-MIA-03305 FOR WORK ACCOMPLISHED. REMOVED AND REPLACED PACK 2 DUCT OFF HEAT EXCHANGER AS PER AMM 21-60-01. OPC GOOD. NO LEAKS NOTED. REF NRWC 662-MIA-03306 FOR WORK ACCOMPLISHED.

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