# SDR ASAA2015091013008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2015
- Submitted: September 15, 2015
- Operation: Air carrier
- Aircraft: [N577AS](https://openairdocs.org/aircraft/N577AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35186
- Aircraft time: 32,537 hours, 9,734 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Filter
- Part number: 412A160041
- Condition: Dirty
- Location: Cabin Air
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2015091013008

## Discrepancy

AFT CABIN TEMP, FWD & AFT VERY DIFFICULT TO CONTROL.  GETS TOO HOT OR TOO COLD WITH SMALL CONTROL MOVEMENTS.  ACFT GROUNDED. FOUND FWD CABIN AFT CABIN TEMP SENSOR FILTERS VERY DIRTY.  R & R FWD AND AFT CABIN TEMP SENSOR FILTERS REF AMM 21-61-06 AND ACCOMPLISHED CABIN TEMP, OPS CHECK REF AMM 21-61-00 WITH NO DEFECTS NOTED.

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