# SDR 2008UALA02403

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 24, 2008
- Submitted: April 24, 2008
- Operation: Air carrier
- Aircraft: N902UA
- Make and model: Boeing 737522
- Aircraft serial: 25002
- Aircraft time: 48,070 hours, 30,369 cycles
- Engine: Ge CFM56*
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Part number: 106050610
- Part serial: 832367
- Condition: Failed
- Location: Left
- Stage of operation: DE
- 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/2008UALA02403

## Discrepancy

SIGNIFICANT OIL SMELL IN CABIN ON START UP AND DESCENT. FOUND RT AIR CYCLE MACHINE FAILED.  REPLACED AIR CYCLE MACHINE.

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