# SDR 96ZZZM65

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N930VV
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Aircraft serial: 47723
- System (JASC): [3454 · Visual Omnirange (VOR) System](https://openairdocs.org/jasc/3454)
- Part: Switch Unit
- Part number: 127865001
- Condition: Failed
- Location: Nav System
- Stage of operation: CL
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96ZZZM65

## Discrepancy

FLT NR 444 - ATL- AIR RETURN - ON TAKEOFF BOTH NAV SYSTEMS WERE INOP.  NAV TRANSFER CIRCUIT BREAKER WOULD NOT RESET.  REMOVED AND REPLACED NAV SWITCHING UNIT.  OPS CHECK WITH T/C-30 IAW 34-10.  (M)

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