# SDR DALA2016060304333

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2016
- Submitted: June 3, 2016
- Operation: Air carrier
- Aircraft: N942DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49815
- Aircraft time: 69,758 hours, 52,088 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Cabin Pressure
- Condition: Malfunctioned
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2016060304333

## Discrepancy

DURING DESCENT FROM FL350 TO FL240, FLOW LIGHT ILLUMINATED WITH CABIN ALT RISING RAPIDLY THROUGH 9000'.  DURING EMERGENCY DESCENT AUTO INOPERATIVE.  INOP 1, INOP 2 LIGHTS ILLUMINATED AND RT AC PACK PRESSURE NOTED LOW.  CABIN ALT ROSE TO 16,000' AND PASSENGER OXYGEN MASKS DEPLOYED AUTOMATICALLY.  ACFT PRESSURIZATION OPS CK GOOD IAW AMM 21-32. OK FOR SERVICE.

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