# SDR ASAA0956565

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 7, 2009
- Submitted: September 9, 2009
- Operation: Air carrier
- Aircraft: [N565AS](https://openairdocs.org/aircraft/N565AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35181
- Aircraft time: 11,043 hours, 3,452 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Filter
- Part number: 412A160041
- Condition: Dirty
- Location: Cabin
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA0956565

## Discrepancy

VERY DIFFICULT TO CONTROL AFT CABIN TEMP.  FOUND AFT CABIN TEMP SENSOR FILTER VERY DIRTY.  REMOVED AND CLEANED FILTER, RE-INSTALLED FILTER.  PERFORMED OPERATIONAL TEST OF CABIN TEMP CONTROL REF AMM 21 61 00.  OPS NORMAL AT THIS TIME.

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