# SDR MYWA120007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2012
- Submitted: January 23, 2012
- Operation: Air carrier
- Aircraft: [N734MA](https://openairdocs.org/aircraft/N734MA), registered now
- Make and model: Boeing 737-8Q8
- Registry model: [Boeing 737-8Q8](https://openairdocs.org/model/boeing-737-8q8) (OpenAirDocs)
- Aircraft serial: 30039
- Aircraft time: 29,642 hours, 10,745 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: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MYWA120007

## Discrepancy

ETOPS SIGNIFICANT SYSTEM:  ALL THREE ZONE TEMP LIGHTS ILLUMINATE ON RECALL.  PERFORMED BITE TO BOTH ZONE TEMP CONTROLLERS, TRIM VALVE, F/T DCK AND ZONE LIGHTS ON.  ABLE TO RESET LIGHTS AND VERIFY IAW FIM 21-62 TASK 801.  SYSTEM OPS CHECK OK.  NO LIGHTS ON RECALL.

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