# SDR MWEA00450

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 23, 2000
- Submitted: May 24, 2000
- Operation: Air carrier
- Aircraft: N808ME
- Make and model: Doug DC-9-81(MD-81)
- Registry model: [Doug DC-9-81(MD-81)](https://openairdocs.org/model/mcdonnell-douglas-dc-9-81-md-81) (OpenAirDocs)
- Aircraft serial: 48070
- Aircraft time: 33,826 hours, 38,246 cycles
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Gyro
- Part number: 2587335113
- Condition: Inoperative
- Location: Cockpit
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MWEA00450

## Discrepancy

NR 1 HORIZON DRIFTS DOWN, NR 2 FLIGHT DIRECTOR FAILED AND LEFT AIR CONDITIONING SUPPLY TEMP HIGH LIGHT CAME ON IN CRUISE FLIGHT.  REMOVED AND REPLACED NR 1 VERTICAL GYRO.  DEFERRED NR 2 FLIGHT DIRECTOR AND LEFT SUPPLY TEMP HI LIGHT.

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