# SDR ASAA2013011093652

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2013
- Submitted: January 15, 2013
- Operation: Air carrier
- Aircraft: [N531AS](https://openairdocs.org/aircraft/N531AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35199
- Aircraft time: 10,531 hours, 3,272 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: AP
- 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/ASAA2013011093652

## Discrepancy

LEFT PACK LIGHT ILLUMINATED ON FINAL APPROACH.  PERFORMED BIT CHECK ON BOTH TEMP CONTROLLERS REF TASK 21-62 TASK 801 NO FAULTS LOGGED, GROUND VERIFICATION CHECKED GOOD REF MM 21-61-00-700-806.  ACFT OK FOR CONTINUED SERVICE.

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