# SDR ASAA2022071639076

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 2022
- Submitted: July 18, 2022
- Operation: Air carrier
- Aircraft: [N559AS](https://openairdocs.org/aircraft/N559AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35178
- Aircraft time: 56,136 hours, 16,452 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Part number: UNKNOWN
- Condition: Warning Light
- Location: Unknown
- 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/ASAA2022071639076

## Discrepancy

LEFT PACK LIGHT ILLUMINATED ON MASTER CAUTION RECALL CANCELED ON RESET. GROUNDED - YES. PERFORMED PACK TEMP CTRL BITE IAW B737-800 FIM 21-62 TASK 801. L/H TCV LIGHT LIT FOR PREVIOUS FLIGHT. MULTIPLE VERIFY TESTS OK, FAULTS CLEARED.

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