# SDR ASAA2016091017967

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2016
- Submitted: September 12, 2016
- Operation: Air carrier
- Aircraft: [N408AS](https://openairdocs.org/aircraft/N408AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41732
- Aircraft time: 15,050 hours, 4,837 cycles
- System (JASC): [2163 · Cabin Temperature Sensor](https://openairdocs.org/jasc/2163)
- Part: Filter
- Condition: Dirty
- Location: Temp Sensor
- Stage of operation: TX
- 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/ASAA2016091017967

## Discrepancy

ZONE TEMP LIGHT AFTER ENGINE START, RESET WITH MASTER CAUTION, MEL 21-19F.  ACFT GROUNDED.  PERFORMED BITE OF PACK/ZONE TEMP CONTROLLERS.  NO HISTORY AND NO FAULTS, REF AMM 21-61-00.  CLEANED CABIN TEMP SENSOR FILTERS, REF AMM 21-61-06.

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