# SDR ASAA2019042929174

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2019
- Submitted: June 3, 2019
- Operation: Air carrier
- Aircraft: [N487AS](https://openairdocs.org/aircraft/N487AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 44108
- Aircraft time: 14,167 hours, 4,564 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Fault Message
- Condition: False Activation
- Stage of operation: IN
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019042929174

## Discrepancy

WHILE PERFORMING T/C 78273000 FOUND A LONG TERM FAULT ON THE #1 ENG, FAULT # 75-20831 "THE T3 SIGNAL IS OUT OF RANGE". GROUNDED - YES. ACCOMPLISHED EEC BITE FOUND CODE TO BE INTERMITTENT. INSPECTED CONNECTOR AND DISCONNECTED & RECONNECTED THREE TIMES PER B737-900 FIM 75-33 TASK 802. NO DEFECTS NOTED.

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