# SDR ASAA2023082844818

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2023
- Submitted: September 1, 2023
- Operation: Air carrier
- Aircraft: [N403AS](https://openairdocs.org/aircraft/N403AS), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 41730
- Aircraft time: 40,330 hours, 12,848 cycles
- System (JASC): [7500 · Engine Bleed Air System](https://openairdocs.org/jasc/7500)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023082844818

## Discrepancy

WHILE PREFORMING TASK CARD 78273000, FOUND FAULT 75-30452 "THE VBV POSTION SIGNALS DISAGREE." ON ENGINE 2. FAULT IS A SHORT TIME FAULT. GROUNDED - YES. PERFORMED TC 78273000 FOR FAULT CODE 75-30452 ON ENGINE 2. FAULT WAS NOT PRESENT IN CURRENT FAULTS OR FAULT HISTORY. THIS CLEARS THIS PLT. SEAMC ASHRAF NOTIFIED.

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