# SDR MYWA120052

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 25, 2012
- Submitted: April 30, 2012
- Operation: Air carrier
- Aircraft: [N742MA](https://openairdocs.org/aircraft/N742MA), registered now
- Make and model: Boeing 737-8Q8
- Registry model: [Boeing 737-8Q8](https://openairdocs.org/model/boeing-737-8q8) (OpenAirDocs)
- Aircraft serial: 30675
- Aircraft time: 28,131 hours, 11,604 cycles
- System (JASC): [2162 · Cabin Temperature Indicator](https://openairdocs.org/jasc/2162)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: DE
- 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/MYWA120052

## Discrepancy

ETOPS SIGNIFICANT SYSTEM: CONT CAB ZONE TEMP LIGHT ILLUMINATED DURING RECALL ON DESCENT.  ACCOMPLISHED BITE TEST ON BOTH ZONE TEMP CONTROLLERS IAW FIM TASK 21-62 TASK 801 NO FAULTS NOTED.  OPS CHECK NORMAL.  ZONE TEMP LIGHTS ARE EXTINGUISHED DURING RECALL.

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