# SDR CALA2023010900056

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2023
- Submitted: January 9, 2023
- Operation: Air carrier
- Aircraft: [N663UA](https://openairdocs.org/aircraft/N663UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 27160
- Aircraft time: 114,125 hours, 17,625 cycles
- System (JASC): [3097 · Ice/Rain Protection System Wiring](https://openairdocs.org/jasc/3097)
- Part: Circuit Breaker
- Condition: Tripped
- Location: Lt Tat Probe
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023010900056

## Discrepancy

TAT PROBE EICAS MSG AFTER LIFT OFF. RAN QRH AND RETURED TO EWR. FLIGHT CREW STATES L TAT PROBE C/B TRIPPED WITH ASSOCIATED EICAS MSG. RESET C/B AND PERFORMED TAT PROBE HEAT SYSTEM OPERATIONAL TEST REF AMM 30-33-00-715-710. TEST PASSED SEVERAL TIMES WITH NO FAULTS. OK FOR SERVICE. LEFT TAT PROBE HEATER BREAKER ON P6 PANEL WAS RESET.

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