# SDR 97ZZZX1729

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N527FB](https://openairdocs.org/aircraft/N527FB), registered now
- Make and model: Hughes 500N
- Aircraft serial: LN007
- System (JASC): [3340 · Exterior Lighting](https://openairdocs.org/jasc/3340)
- Part: Light
- Part number: A470DRSU
- Condition: Failed
- Location: Upper Tail
- Part time: 165 hours
- Component: Whelen
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX1729

## Discrepancy

STOBE ASSY GOES INTO 'GLOW' SELF-IONIZATION.  PART CAUSES STROBES TO STOP OPERATION.  SUBMITTER STATED CAN CAUSE HAZARD WHEN FLYING AT NIGHT.  P/N 70521-01.

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