# SDR ASAA2015092713236

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2015
- Submitted: October 1, 2015
- Operation: Air carrier
- Aircraft: [N530AS](https://openairdocs.org/aircraft/N530AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36578
- Aircraft time: 21,462 hours, 6,480 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7321 · Fuel Control/Turbine Engines](https://openairdocs.org/jasc/7321)
- Part: Hmu
- Part number: 1853M56P12
- Part serial: BECW7557
- Condition: Faulted
- Location: Nr 2 Engine
- Part time: 21,498 hours, 6,494 cycles
- 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/ASAA2015092713236

## Discrepancy

NR 2 ENGINE FOUND SHORT TIME FAULT 73-10342, THE FMV POSITION SIGNAL IS OUT OF RANGE. ACFT GROUNDED.  REMOVED NR 2 ENGINE HMU IAW T/C N8473000.  INSTALLED NR 2 ENGINE HMU IAW T/C N8473001.  ACCOMPLISHED TEST 3A, 12, & 13 AMM 71-00-00-00-800-F00.

---
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.