# SDR MYWA120053

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 29, 2012
- Submitted: May 1, 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: 28,134 hours, 11,606 cycles
- System (JASC): [2162 · Cabin Temperature Indicator](https://openairdocs.org/jasc/2162)
- Part: Warning System
- Condition: Activated
- Location: Cockpit
- Stage of operation: DE
- 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/MYWA120053

## Discrepancy

ETOPS SIGNIFICANT SYSTEM:  CONTROL CAB ZONE TEMP LIGHT ILLUMINATED ON RECALL DURING DESCENT.  PERFORMED ZONE TEMP CONTROL BITE TEST, FOUND FLT DECK LIGHT ILLUMINATED, CLEARS THE FAULT AND OPS CHECK OK IAW AMM 21-61-00.

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