# SDR ASAA2018082725898

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 22, 2018
- Submitted: August 27, 2018
- Operation: Air carrier
- Aircraft: [N428AS](https://openairdocs.org/aircraft/N428AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36353
- Aircraft time: 9,890 hours, 3,312 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Light
- Condition: False Activation
- Location: Lt A/C Pack
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018082725898

## Discrepancy

LEFT PACK LIGHT ILLUMINATED DURING RECALL, RESET WHEN MASTER CAUTION WAS PUSHED.  ACFT GROUNDED.  RAN THE PACK FLOW TEMP CONTROLLER IAW AMM 21-61-00, SYSTEM OP CHECKED GOOD

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