# SDR UPS06646687

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 14, 2006
- Submitted: April 14, 2006
- Operation: Air carrier
- Aircraft: [N303UP](https://openairdocs.org/aircraft/N303UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 27241
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: A/C Pack
- Condition: Odor
- Location: Left
- Stage of operation: IN
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS06646687

## Discrepancy

SLIGHT SMELL FROM A/C PACKS LEFT PACK WORSE THAN RIGHT PACK.  REPLACED COOLING FAN ASSY PER 49-51-03-4 LK OPS CK GOOD.  T/S PER 21-00-21-2 THIS CLEARS M323286.

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