# SDR UALA2013052203550

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 21, 2013
- Submitted: July 2, 2013
- Operation: Air carrier
- Aircraft: [N206UA](https://openairdocs.org/aircraft/N206UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30212
- Aircraft time: 61,623 hours, 8,733 cycles
- Engine: Pwa PW4090
- System (JASC): [7797 · Engine Indicating System Wiring](https://openairdocs.org/jasc/7797)
- Part: Wire Harness
- Condition: Faulted
- Location: Nr 1 Engine
- Stage of operation: NR
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013052203550

## Discrepancy

DUE TO "A" CHANNEL EGT FAULTS ON NR 1 ENG & HIGH INTERNAL CIRCUIT RESISTANCE.  AT 9:00 POSITION, FOUND WIDE RESISTANCE CHANGES ON A CHANNEL CIRCUIT.  REPLACED WIRE HARNESS W0635 IAW MM 77-21-02.  ALL INDICATIONS NORMAL.

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