# SDR HNAA2024071500539

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2024
- Submitted: July 15, 2024
- Operation: Air carrier
- Aircraft: [N670AE](https://openairdocs.org/aircraft/N670AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145790
- Aircraft time: 46,572 hours, 41,882 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Condition: Failed
- Location: Nr 1
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2024071500539

## Discrepancy

SMOKE SMELL IN FLIGHT DECK WITH PACK 1 OPERATING. C/W FLT CREW PROCEDURES MEL   12JUL24  C19403  21-15-21 AIR COND PACK N650 AND ABOVE. FACT  12JUL24  DURING OPERATING THE PACK #1 FOUND #100 ACM MAKING SQEAKY/GRADING SOUNDS. R&R #100 ACM IAW AMM 21-51-03 OPS CHECK GOOD. NO BURN/SMOKE SMELL NOTICED. A/C GOOD FOR SERVICE. CLEAR MEL 21-15-2.

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