# SDR ASAA2016032416085

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 24, 2016
- Submitted: March 28, 2016
- Operation: Air carrier
- Aircraft: [N492AS](https://openairdocs.org/aircraft/N492AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 44110
- Aircraft time: 1,070 hours, 377 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Warning Light
- Condition: False Activation
- Location: Cabin Temp
- 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/ASAA2016032416085

## Discrepancy

CONTROLLER CABIN "ZONE TEMP" ANNUNCIATES WHEN RECALL PRESSED.  ACFT GROUNDED. PERFORMED BITE TEST ON BOTH NR 1 AND NR 2 TEMP ZONE CONTROLLERS, FOUND NR 1 CONTROLLER SRADA INLET LIGHT ON.  NR 2 FOUND FLIGHT DECK TRIM VALVE LIGHT ON. PERFORMED ZONE TEMP ADJUSTMENT TEST IAW AMM 21-61-00.  BOTH NR 1 AND NR 2 ZONE TEMP CONTROLLERS SYSTEM.  OPS CHECKED GOOD.

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