# SDR ASAA2021071135383

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2021
- Submitted: July 20, 2021
- Operation: Air carrier
- Aircraft: [N495AS](https://openairdocs.org/aircraft/N495AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41728
- Aircraft time: 20,115 hours, 6,364 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7520 · Engine Cooling System](https://openairdocs.org/jasc/7520)
- Part: Sensor
- Part number: RP23600
- Condition: Faulted
- Location: Nr 2 Engine
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021071135383

## Discrepancy

FOUND ENG#2 SHORT TIME FAULT. MSG# 75-20802. "T25 SIGNALS DISAGREE" DEFER PER T/C 78273000. GROUNDED - YES. REMOVED AND REPLACED #2 ENG T25 SENSOR REF B737-900 AMM 73-21-02 OP CK GOOD FAULT NO LONGER PRESENT.

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