# SDR 2003UALA00680

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2003
- Submitted: September 16, 2003
- Operation: Air carrier
- Aircraft: N932UA
- Make and model: Boeing 737522
- Aircraft serial: 26658
- Aircraft time: 32,306 hours, 24,330 cycles
- Engine: Ge CFM56*
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Rheostat
- Condition: Inoperative
- Location: Temp Selector
- Stage of operation: IN
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2003UALA00680

## Discrepancy

LT PACK TEMP SELECTOR RHEOSTAT HAS SMOKE COMING OUT OF IT.  CONTROL CABIN (LEFT PACK) TEMPERATURE SELECTOR RHEOSTAT FAILED. REPLACED RHEOSTAT.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.