# SDR ASAA2017061221049

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 12, 2017
- Submitted: June 14, 2017
- Operation: Air carrier
- Aircraft: [N474AS](https://openairdocs.org/aircraft/N474AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 40715
- Aircraft time: 7,749 hours, 2,550 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Message
- Condition: False Activation
- Stage of operation: DE
- 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/ASAA2017061221049

## Discrepancy

DURING DESCENT CHECK RECALL, RIGHT PACK LIGHT ILLUMINATED.  EXTINGUISHED ON RECALL. ACFT GROUNDED.  NR 2 ZONE TEMP LOGGED TCV,  BITE TESTED GOOD,  FAULT RESET.

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