# SDR ASAA2016062217121

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2016
- Submitted: June 24, 2016
- Operation: Air carrier
- Aircraft: [N448AS](https://openairdocs.org/aircraft/N448AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36356
- Aircraft time: 853 hours, 284 cycles
- System (JASC): [2162 · Cabin Temperature Indicator](https://openairdocs.org/jasc/2162)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016062217121

## Discrepancy

ON RECALL GOT CONTROLLER CABIN ZONE TEMP LIGHT.  IT EXTINGUISHED WHEN MASTER CAUTION RESET.  ACFT GROUNDED.  PERFORMED BITE PROCEDURE ON PFTC IAW FIM 21-62-00-810-801.  NO CURRENT FAULTS FOUND AT THIS TIME.  PERFORMED BITE PROCEDURE ON FAULT HISTORY FOUND ON LEG 6, FLIGHT LEG 
FOUND FAULTS 21-51311 21-51220 21-51217.  RAN BITE PROCEDURE IAW FIM 21-62, TASK 801.  NO FAULT CURRENT AT THIS TIME.

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