# SDR DLM88972215

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 31, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N947DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49878
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Pack
- Condition: Failed
- Location: Tail
- Component: 20495061
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM88972215

## Discrepancy

AT FL 370 LT PACK WENT TO ZERO, TEMP STUCK FULL COLD.  LOST CABIN PRESS IN DESCEND.  RT PACK HELD ONCE BELOW FL200, PRESS A/C TO 4 PSID.  FOUND LT ACM FROZEN, DEFERRED LT PACK TO MCO/PLAC PER MEL 21-00-01A.  REPLACED ACM.

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