# SDR EIAA970203

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 3, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N933F
- Make and model: Doug DC-9-33F
- Registry model: [Doug DC-9-33F](https://openairdocs.org/model/mcdonnell-douglas-dc-9-33f) (OpenAirDocs)
- Aircraft serial: 47191
- System (JASC): [3421 · Attitude Gyro and Indicating System](https://openairdocs.org/jasc/3421)
- Part: Vertical Gyro
- Part number: 258733512
- Condition: Failed
- Location: Nr 1
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIAA970203

## Discrepancy

SEA - CAPTAINS ATTITUDE FLAG APPEARED WITH RED WARNING ARROW, ATTITUDE INST SPILLED AND THEN RE-ERRECTED AND DURING TURN TO RETURN TO SEA, INSTRUMENT REMAINED FROZEN IN PLACE.  REMOVED AND REPLACED VERTICAL GYRO PER MM 34-27-1 SYSTEM TESTED NORMAL.  (M)

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