# SDR JJBA20121118007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2012
- Submitted: November 19, 2012
- Operation: Air carrier
- Aircraft: [N359PH](https://openairdocs.org/aircraft/N359PH), registered now
- Make and model: Dhav DHC8202
- Aircraft serial: 514
- Aircraft time: 30,614 hours, 42,044 cycles
- System (JASC): [3421 · Attitude Gyro and Indicating System](https://openairdocs.org/jasc/3421)
- Part: Ahrs
- Part number: 7003360941
- Part serial: 92032335
- Condition: Broken
- Location: Avionics Bay
- Part time: 30,084 hours, 29,258 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/JJBA20121118007

## Discrepancy

DURING CLIMB CREW REPORTED THE TAKE OFF HEADING MISMATCH SHOWED A DIFFERENCE FROM COPILOT SIDE.  MX CREW R & R THE AHRS UNIT. OPS CHECK.

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