# SDR ASAA2016011214749

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 12, 2016
- Submitted: January 14, 2016
- Operation: Air carrier
- Aircraft: [N403AS](https://openairdocs.org/aircraft/N403AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41730
- Aircraft time: 12,742 hours, 4,103 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Message
- 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/ASAA2016011214749

## Discrepancy

ON RECALL, LT PACK LIGHT ILLUMINATES AND EXTINGUISHES WITH MASTER CAUTION RESET. ACFT GROUNDED.  BITE TEST NR 1 CONTROLLER HAD RAM AIR ACTUATOR ILLUMINATED FAULT CLEARED VERIFY TEST GOOD REF AMM 21-61-00.

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