# SDR UPS06547944

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 2006
- Submitted: September 8, 2006
- Operation: Air carrier
- Aircraft: [N462UP](https://openairdocs.org/aircraft/N462UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 28266
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Inlet
- Condition: Obstructed
- Location: Heat Exchanger
- Stage of operation: NR
- How discovered: O
- Nature of condition: C, B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS06547944

## Discrepancy

HOT OIL SMELL IN COCKPIT, SEEMS TO BE ASSOCIATED WITH A PACK, POSSIBLY LEFT, BUT HARD TO SAY.  NO OTHER INDICATION.  LEFT PRE-COOLER OUT TEMP INDICATES 180 DEG.  INSPECTED HEAT EXCHANGER INLET AND REMOVED BIRD'S NEST DEBRIS.  PRE-COOLER OUT TEMP NOW READS 79 DEG LEFT AND RIGHT PACK TEMP CONTROLLER BITE TEST ACCOMPLISHED PER FIM 21-51-00 FIG 104 WITH NO FAULTS NOTED.

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