# SDR ASAA2019070829991

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2019
- Submitted: July 12, 2019
- Operation: Air carrier
- Aircraft: [N535AS](https://openairdocs.org/aircraft/N535AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35200
- Aircraft time: 33,086 hours, 9,593 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7321 · Fuel Control/Turbine Engines](https://openairdocs.org/jasc/7321)
- Part: Eec
- Part number: 1853M33P06
- Part serial: LMDN5476
- Condition: Failed
- Location: Nr 1 Engine
- Part time: 20,858 hours, 7,714 cycles
- 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/ASAA2019070829991

## Discrepancy

FOUND #1 ENGINE SHORT TERM FAULT 73-10341. POSITION SIGNAL IS OUT OF RANGE. GROUNDED - YES. VERIFIED FAULT STILL ACTIVE. DUE TO OTHER ACTIVE FAULT 78-11491, FOLLOWED FIM 75-34 TASK 807. FOUND ALL RESISTANCE FROM STEPS F1 TO F8 GOOD. REMOVED AND REPLACED #1 EEC IAW AMM 73-21-60. ALL OPS CHECKS GOOD. THIS CLEARS PLT. ALSO REPLACED MW0303 HARNESS AS PRECAUTION IAW AMM 71-51-03 STEP 3. ALL TEST PASS.

---
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.