# SDR TI1R001411

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2001
- Submitted: August 15, 2001
- Operation: Air carrier
- Aircraft: [N4493X](https://openairdocs.org/aircraft/N4493X), registered now
- Make and model: Bolkms BK117A3
- Aircraft serial: S7038
- Aircraft time: 10,920 hours
- System (JASC): [3422 · Directional Gyro and Indicating System](https://openairdocs.org/jasc/3422)
- Part: Gyro
- Part number: 40205773
- Part serial: 87063984
- Condition: Defective
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TI1R001411

## Discrepancy

DIRECTIONAL GYRO,  20 DEGREES OFF ON READING, BETWEEN POLES.  REMOVED AND REPLACED.

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