# SDR ASAA2022112240896

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 2022
- Submitted: November 23, 2022
- Operation: Air carrier
- Aircraft: [N492AS](https://openairdocs.org/aircraft/N492AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 44110
- Aircraft time: 25,881 hours, 8,127 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Malfunctioned
- Location: Left
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022112240896

## Discrepancy

LEFT PACK ILLUMINATED ON RECALL EXTINGUISHES W/RESET. GROUNDED - YES. ACCOMPLISHED PACK TEMP CONTROLLER BITE FOUND L/H PACK TCV FAULTED, FAULT RESETS. OPS TEMP CONTROL SYSTEM OPS GOOD. REF B737-900 AMM 21-61-06. PACK LIGHT REMAINS EXTINGUISHED ON MC RECALL.

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