# SDR ASAA2018040324127

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2018
- Submitted: April 6, 2018
- Operation: Air carrier
- Aircraft: [N413AS](https://openairdocs.org/aircraft/N413AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 35205
- Aircraft time: 20,230 hours, 6,594 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Sensor
- Part number: RP23600
- Condition: Faulted
- Location: Nr 2 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/ASAA2018040324127

## Discrepancy

NR 2 ENGINE SHOWED A SHORT TERM FAULT 75-10802. THE T25 SIGNALS DISAGREE.  ACFT GROUNDED. PERFORMED FIM 75-33 TASK 801. NO FAULTS.  NR 2 ENGINE BITE TEST,  RECENT FAULTS HAS CODE 75-10802, CH A, 75-20802 CH B, AND 75-10822.  EEC, J9 AND J10 HARNESS PREVIOUSLY REPLACED. POSSIBLE CAUSE IAW FIM 75-33 TASK 801 IS THE PT25 SENSOR.R/R PT25 SENSOR IAW AMM 73-21-02. OPS TESTED GOOD.

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