# SDR ASAA2017032620269

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 26, 2017
- Submitted: April 5, 2017
- Operation: Air carrier
- Aircraft: [N464AS](https://openairdocs.org/aircraft/N464AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 40714
- Aircraft time: 11,576 hours, 3,761 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Light
- Part number: 0000
- 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/ASAA2017032620269

## Discrepancy

LEFT PACK LIGHT ILLUMINATED ON RECALL, AND LIGHT EXTINGUISHED ON RESET.  ACFT GROUNDED. PERFORMED PACK ZONE TEMP CONTROLLER BITE TEST IAW FIM 21-61-00.  SATISFACTORY, OPERATED BOTH PACKS FOR 20 MINUTES. NO FAULTS. PERFORMED PACK ZONE TEMP CONTROLLER BITE TEST IAW FIM 21-61-00. NO FAULTS.

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