# SDR HEEA966841

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N21498
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- Aircraft serial: 36003
- System (JASC): [3444 · Ground Proximity System](https://openairdocs.org/jasc/3444)
- Part: Altimeter
- Part number: 066104802
- Condition: Fluctuates
- Location: Radar Alt
- Component: KRA405
- Stage of operation: NR
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA966841

## Discrepancy

IN FLIGHT 200 FEET NEEDLE FLUCTUATES. INSTALLED MOD 10 AS PER SERVICE BULLETIN KING KRA-405-10.  PERFORMED COMPLETE CALIBRATION AND ALIGNMENT.  BENCH CHECK GOOD.

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