# SDR ASAA2020021843189

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 14, 2020
- Submitted: February 19, 2020
- Operation: Air carrier
- Aircraft: [N532AS](https://openairdocs.org/aircraft/N532AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36346
- Aircraft time: 37,083 hours, 11,008 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Warning Message
- Condition: False Activation
- Location: Cockpit Temp
- 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/ASAA2020021843189

## Discrepancy

DURING TAXI OUT ZONE TEMP FOR CONTROL CABIN ILLUMINATED. LIGHT EXTINGUISHES WHEN MASTER CAUTION RESET. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 21-62 TASK 801. PREVIOUSLY FLT LEG SHOWED "FLIGHT DECK TRIM VALVE" FAULT CLEARED . NO FURTHER DEFECT NOTED.

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