# SDR ASAA2023010921436

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 2, 2023
- Submitted: January 9, 2023
- Operation: Air carrier
- Aircraft: [N954AK](https://openairdocs.org/aircraft/N954AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44104
- Aircraft time: 169 hours, 56 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Part number: 22064002
- Part serial: 18256
- Condition: Seized
- Location: Right
- Part time: 163 hours, 55 cycles
- Stage of operation: TX
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023010921436

## Discrepancy

AT GATE AFTER TURNING ON RIGHT PACK PASSENGERS REPORTED BURNING SMELL. SIMULTANEOUSLY THE RIGHT "PACK" LIGHT ILLUMINATED. GROUNDED - YES. FOUND RIGHT HAND ACM SEIZED. REMOVED AND REPLACED R/H PACK AIR CYCLE MACHINE, OPS AND LEAK CHECK GOOD. NO MAINT LIGHT OR PACK LIGHTOUT, NO ODOR NOTED IN CABIN REF B737-9 AMM 21-51-04.

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