# SDR ASAA2016083017860

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2016
- Submitted: September 1, 2016
- Operation: Air carrier
- Aircraft: [N519AS](https://openairdocs.org/aircraft/N519AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36482
- Aircraft time: 29,247 hours, 8,746 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Light
- Condition: False Activation
- Location: Rt A/C Pack
- Stage of operation: NR
- 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/ASAA2016083017860

## Discrepancy

RIGHT PACK LIGHT ILLUMINATED DURING MASTER CAUTION RECALL.  ACFT GROUNDED.  CONFIRMED RIGHT PACK LIGHT ILLUMINATES WITH MASTER RECALL. PERFORMED PACK/ZONE TEMP CONTROL BITE TEST IAW AMM 21-61-00, FOUND NR 2 CONTROLLER WITH "TCV THIS PACK" FAULT LIGHT FROM PREVIOU FLIGHTS. CONTINUED WITH BITE TEST - BOTH CONTROLLERS OPS NORMAL, NO FAULTS AND RIGHT PACK LIGHT REMAINS EXTINGUISHED WITH MASTER RECALL.

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