# SDR CALA2013102292253

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 20, 2013
- Submitted: October 25, 2013
- Operation: Air carrier
- Aircraft: [N799UA](https://openairdocs.org/aircraft/N799UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26926
- Aircraft time: 68,275 hours, 9,672 cycles
- Engine: Pwa PW40903
- System (JASC): [7520 · Engine Cooling System](https://openairdocs.org/jasc/7520)
- Part: Thermocouple
- Condition: Out Of Tolerance
- Location: Nr 1 Engine
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013102292253

## Discrepancy

NR 1 ENG TCA THERMOCOUPLE OUT OF RANGE CH. B.  REPLACED NR 1 ENG TCA PROBE IAW AMM, OPERATIONS CHECKED OKAY.

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