# SDR ASAA2017081721677

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 2017
- Submitted: August 21, 2017
- Operation: Air carrier
- Aircraft: [N440AS](https://openairdocs.org/aircraft/N440AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41705
- Aircraft time: 15,111 hours, 5,006 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7397 · Engine Fuel System Wiring](https://openairdocs.org/jasc/7397)
- Part: Connector
- Condition: Dirty
- Location: Nr 1 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/ASAA2017081721677

## Discrepancy

WHILE PERFORMING T/C 78273000, FOUND FAULT MESSAGE 75-20831,  THE T3 SIGNAL IS OUT OF RANGE,  LONG TIME FAULT NR 1 ENGINE,  ACFT GROUNDED.  EEC BITE DONE IAW FIM 73-00, TASK 801.   FAULT ACTIVE. ACCOMPLISHED T3 CONNECTOR CLEANING IAW FIM 75-33, TASK 802,  AND WDM 75-31-11. FOUR CIRCUIT BREAKERS WERE PULLED AND RESET AND ALL CONNECTORS RECONNECTED.  REPAIR CONFIRMATION GOOD IAW FIM 75-33, TASK 802.  FAULT NO LONGER ACTIVE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.