# SDR USAAD97209

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N814US
- 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: 48094
- System (JASC): [3422 · Directional Gyro and Indicating System](https://openairdocs.org/jasc/3422)
- Part: Directional Gyro
- Part number: 2588302
- Condition: Failed
- Location: E/E Compt
- Part time: 16,230 hours
- Stage of operation: AP
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAAD97209

## Discrepancy

SYR - FL 373 - ON APPROACH TO BOS, BOTH COMPASS SYSTEMS BECAME UNRELIABLE.  DUE TO IFR CONDITIONS CAPTAIN ELECTED TO DIVERT, LANDING SYR WITHOUT INCIDENT.  MAINTENANCE REPLACED THE NR 1 DIRECTIONAL GYRO.  (M)

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