# SDR CA970722038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 6, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Engine: Pwa JT8D7A
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Air Cycle Mach
- Part number: 21700091
- Condition: Failed
- Location: Rt Air Cond
- Stage of operation: TX
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA970722038

## Discrepancy

(CAN) CABIN FILLED WITH SMOKE AFTER AUXILIARY POWER UNIT STARTED AND PACK TURNED ON. MAINTENANCE REPLACED RH AIR CONDITIONING AIR CYLING MACHINE AND COALESER BAG (P/N 180849-1).

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