# SDR ASAA2022072939779

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2022
- Submitted: September 6, 2022
- Operation: Air carrier
- Aircraft: [N408AS](https://openairdocs.org/aircraft/N408AS), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 41732
- Aircraft time: 35,270 hours, 11,182 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Unknown
- Part number: 3250434010
- Condition: None
- Location: #1 Engine
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022072939779

## Discrepancy

DURING ASA W/O 1918423 FOUND ENGINE #1 MAINT. MESSAGE #75-10391 THE VSV POSITION SIGNAL IS OUT OF RANGE. LONG TIME FAULT DEFERRED PER ASA T/C 78273000. GROUNDED - YES. REMOVED AND REPLACED J9 HARNESS REF. B737-900 AMM 73-21-06/401.

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