# SDR ASAA2016021415441

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 14, 2016
- Submitted: February 17, 2016
- Operation: Air carrier
- Aircraft: [N533AS](https://openairdocs.org/aircraft/N533AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35201
- Aircraft time: 20,225 hours, 5,961 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Light
- Condition: False Activation
- Location: A/C Pack
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016021415441

## Discrepancy

ON RECALL MASTER CAUTION LIGHT FOR PACK ILLUMINATED.  LIGHT EXTINGUISHED ON RESET.  LT PRIMARY.  ACFT GROUNDED.  ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE CK. FOUND TCV FAULT LT PACK REF AMM 21-61-00.  RESET FAULT RAN BITE CK 3X TIMES WITH NO FAULTS NOTED. OPERATED LT PACK 20 MINS & RE-ACCOMPLISHED BITE CK, NO FAULTS FOUND REF AMM 21-61-00.

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