# SDR UIEA2016120600967

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 5, 2016
- Submitted: December 7, 2016
- Operation: Air carrier
- Aircraft: [N419MC](https://openairdocs.org/aircraft/N419MC), registered now
- Make and model: Boeing 747-48EF
- Registry model: [Boeing 747-48EF](https://openairdocs.org/model/boeing-747-48ef) (OpenAirDocs)
- Aircraft serial: 28367
- Aircraft time: 87,069 hours, 15,001 cycles
- System (JASC): [3497 · Navigation System Wiring](https://openairdocs.org/jasc/3497)
- Part: Coax
- Condition: Unsecure
- Location: Ils
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2016120600967

## Discrepancy

LEFT ILS FAILED,  RT ILS UNRELIABLE.  SECURED COAX CONNECTIONS IN NOSE GEAR AREA.  PERFORMED CMC GROUND TEST. ALL TESTS PASSED.

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