# SDR C2XA01BT155

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2001
- Submitted: August 17, 2001
- Operation: Air carrier
- Aircraft: N14828
- Make and model: Aerosp ATR 42-320
- Registry model: [Aerosp ATR 42-320](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-320) (OpenAirDocs)
- Aircraft serial: 179
- Aircraft time: 24,565 hours, 27,487 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Switch
- Part number: 6411343
- Condition: Faulty
- Location: Temp Control
- Stage of operation: IN
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA01BT155

## Discrepancy

BDL---CO3325, CREW REPORTED DURING PREFLIGHT BURNING SMELL COMING FROM AIRCRAFT AIR CONDITIONING VENTS AND NR 2 PACK FAIL, BLEED VALVE FAIL.  AIRCRAFT INSPECTED AND MAINTENANCE FERRIED TO NEWARK.  AFTER ARRIVAL IN EWR, MAINTENANCE INSPECTED NR 2 AIR CYCLE MACHINE, HEAT EXCHANGER, AND ASSOCIATED DUCTING FOR DAMAGE, DEFECTS AND LEAKS, NONE NOTED.  RAN NR 2 ENGINE FOR 45 MINUTES WITH NR 2 PACK SELECTED, NO SMELL OR SMOKE NOTED, DUCT TEMPERATURE BELOW 4 DEGREES CENTIGRADE COOLING SATISFACTORY.  REMOVED AND REPLACED BOTH TEMPERATURE CONTROL OVER TEMPERATURE SWITCHES IAW ATR42 JIC 36-11-64.  OPS CHECKED GOOD.  AIRCRAFT RETURNED TO SERVICE.

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