# SDR 0301829612

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2003
- Submitted: September 29, 2003
- Operation: Air carrier
- Aircraft: N612NW
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Aircraft serial: 47436
- Aircraft time: 67,491 hours, 79,163 cycles
- Engine: Pwa JT8D*
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Cooling Turbine
- Part number: 20495054
- Part serial: 88865
- Condition: Failed
- Location: Left
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/0301829612

## Discrepancy

IMMEDIATELY AFTER TAKEOFF, SMOKE WAS REPORTED IN THE CABIN AREA AND LAV SMOKE DETECTORS WERE IN ALARM. CREW COMPLIED WITH COM, DONNED OXYGEN MASKS, & RETURNED TO AN UNEVENTFUL LANDING AT GFK. SMOKE HAD DISSIPATED BEFORE LANDING & THERE WAS NO EVIDENCE OF ANY FIRE. MAINTENANCE FOUND THE LT ACM DUMPING OIL & CAUSING SMOKE IN CABIN. THE LT ACM WAS MEL'D & BOTH WATER SEPARATOR BAGS WERE REPLACED. A/C RETURNED TO SERVICE.

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