# SDR ASAA2015090912987

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2015
- Submitted: September 11, 2015
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 13,179 hours, 3,886 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Light
- Condition: False Activation
- 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/ASAA2015090912987

## Discrepancy

LEFT PACK LIGHT ILLUMINATES ON MASTER CAUTION RECALL.  ACFT GROUNDED. ACCOMPLISHED ZONE TEMP CONTROL NR 1 BITE LOGGED TCV, CLEARED FAULT, TESTED 2 MORE TIMES WITH NO FAULTS, LT PACK DOES NOT ILLUMINATE ON RECALL, NO HISTORY, REF MM FIM:21-61, TASK 801.

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