# SDR MYWA110038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2011
- Submitted: March 29, 2011
- Operation: Air carrier
- Aircraft: [N739MA](https://openairdocs.org/aircraft/N739MA), registered now
- Make and model: Boeing 737-8Q8
- Registry model: [Boeing 737-8Q8](https://openairdocs.org/model/boeing-737-8q8) (OpenAirDocs)
- Aircraft serial: 30670
- Aircraft time: 16,351 hours, 6,335 cycles
- Engine: Cfmint CFM567B26US
- System (JASC): [7530 · Compressor Bleed Control](https://openairdocs.org/jasc/7530)
- Part: Unknown
- Condition: Out Of Limits
- Location: Rt Engine
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MYWA110038

## Discrepancy

ETOPS SIGNIFICANT SYSTEM:  USING FMC CDU FOUND RT ENGINE FAULT.  VBV POSITION SIGNAL IS OUT OF RANGE.  TROUBLE SHOT AS PER FIM 75-32 TASK 802-803 PERFORMED RESISTANCE CHECK AS PER FIM.  CHECKED CONNECTORS SYS CHECKED NORMAL RESISTANCE.  PERFORM REPAIR CONFIRMATION.  ACTUATORS TEST 12 NO FAULT FOUND.  THIS CLEARS THE DMI 8074.

---
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.