What was found
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)
- Difficulty date
- November 8, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N814US
- Make and model
- Doug DC981
- Aircraft serial
- 48094
- System (JASC)
- 3422 · Directional Gyro and Indicating System
- 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
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.