# SDR 9517409970

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 4, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N9334
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47247
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Air Ground Relay
- Condition: Malfunctioned
- Location: Landing Gear
- 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/9517409970

## Discrepancy

DURING CRUISE, THE AIRCRAFT LOST PRESSURIZATION AT 23,000 FEET.  CREW EMERGENCY DESCENDED TO 12,000 FEET AND CONTINUED TO DTW.  THE AIRCRAFT LANDED WITHOUT INCIDENT.  REPLACED THE AIR/GROUND RELAY (R2-4), OPERATIONAL CHECK GOOD.

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