# SDR UALA2012071803907

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 2012
- Submitted: August 17, 2012
- Operation: Air carrier
- Aircraft: N586UA
- Make and model: Boeing 757222
- Aircraft serial: 26710
- Aircraft time: 62,642 hours, 22,189 cycles
- Engine: Pwa PW2037
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Valve
- Part number: 32142302
- Part serial: 49
- Condition: Faulted
- Location: Cabin Temp
- 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/UALA2012071803907

## Discrepancy

HARD TO CONTROL COCKPIT,  FWD CABIN, AND AFT CABIN TEMP. TROUBLESHOT PER FIM 21-60-00 PG130.  REPLACED TRIM AIR MODULATOR VALVE PER MM 21-61-07.

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