# SDR YV3R2021020400430

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2021
- Submitted: February 4, 2021
- Operation: General aviation
- Filed by: [Robinson Helicopter Company Inc, repair station YV3R012M](https://openairdocs.org/faa-repair-station/YV3R012M/robinson-helicopter-company-inc.md) (OpenAirDocs)
- Aircraft: PR-C5
- Make and model: Robsin R44RAVENII
- Aircraft serial: 1914
- Aircraft time: 3,838 hours
- Engine: Lyc O540F1B5
- System (JASC): [3421 · Attitude Gyro and Indicating System](https://openairdocs.org/jasc/3421)
- Part: Indicator
- Part number: B82312
- Part serial: C1510317
- Condition: Defective
- Location: Attitude
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YV3R2021020400430

## Discrepancy

CUSTOMER REPORTED ATTITUDE INDICATOR P/N: B823-12 WAS READING INACCURATELY.

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