# SDR ASAA2012110593245

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 5, 2012
- Submitted: November 7, 2012
- Operation: Air carrier
- Aircraft: [N535AS](https://openairdocs.org/aircraft/N535AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35200
- Aircraft time: 6,939 hours, 2,080 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Light
- Condition: False Activation
- Stage of operation: TX
- 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/ASAA2012110593245

## Discrepancy

ZONE TEMP LIGHT ILLUMINATES ON RECALL, EXTINGUISHES WITH MASTER CAUTION RESET IAW QRH.  COULD NOT DUPLICATE.  ACCOMP FIM 21-62/842. NR 1 & 2 TEMP CONTROLLER BITE, FLT, & VERIFY ALL GO, NO FAULTS LOGGED. OPERATED LT PACK FOR SEVERAL MIN ZONE TEMP LT DID NOT COME BACK. GROUND VERIFICATION OF PRIMARY TEMP CONT OPS CK NORMAL.

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