# SDR ASAA2017091821969

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2017
- Submitted: September 19, 2017
- Operation: Air carrier
- Aircraft: [N596AS](https://openairdocs.org/aircraft/N596AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35688
- Aircraft time: 35,819 hours, 10,893 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: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017091821969

## Discrepancy

LEFT PACK LIGHT ILLUMINATED WITH MASTER CAUTION RECALL AND EXTINGUISHES WITH MASTER CAUTION RESET.  ACFT GROUNDED. ACCOMPLISHED LEFT & RIGHT PACK TEMP CONTROL BITE IAW FIM 21-62 TASK 801. NO FAULTS.

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