# SDR 95UAL900272

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 27, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N1823U
- Make and model: Doug DC-10-10
- Registry model: [Doug DC-10-10](https://openairdocs.org/model/mcdonnell-douglas-dc-10-10) (OpenAirDocs)
- Aircraft serial: 46622
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Cooling Fan
- Part number: 3600760
- Condition: Leaking
- Location: Apu Gearbox
- Stage of operation: NR
- Nature of condition: B, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95UAL900272

## Discrepancy

PUNGENT ODOR/SMOKE IN AIRCRAFT ON ENGINE PNEUMATICS AT HIGH ENGINE POWER.  FOUND APU OIL CONTAMINATING SYSTEM.  APU OIL QUANTITY DROPPED FROM 3 QTS TO 1.5 QTS.  APU GEARBOX LEAKING OIL FROM COOLING FAN ASSEMBLY.  REPLACED COOLING FAN.

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