# SDR 99UAL900031

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N570UA](https://openairdocs.org/aircraft/N570UA), registered now
- Make and model: Boeing 757222
- Aircraft serial: 26678
- Engine: Pwa PW2037
- System (JASC): [3412 · Outside Air Temperature Indicator/Sensor](https://openairdocs.org/jasc/3412)
- Part: Tat Probe
- Part number: PAA102LA2AG
- Condition: Failed
- Location: Fuselage
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99UAL900031

## Discrepancy

RETURNED TO FIELD DUE TO TAT PROBE EICAS MESSAGE. *S/D* TAT PROBE FAILED.  REPLACED TAT PROBE PER APPLICABLE MM.

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