# SDR 99UAL900002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 2, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N427UA](https://openairdocs.org/aircraft/N427UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 512
- Engine: Iae V2527A5
- System (JASC): [7530 · Compressor Bleed Control](https://openairdocs.org/jasc/7530)
- Part: Vsv Actuator
- Part number: 1685MK6
- Condition: Failed
- Location: Rt Engine
- Stage of operation: TO
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99UAL900002

## Discrepancy

RIGHT ENGINE COMPRESSOR STALL ON TAKEOFF.  RETURNED TO FIELD.  OVERWEIGHT LANDING.  VSV ACTUATOR HAD A DEFECTIVE POSITION SENSOR, CAUSING COMPRESSOR STALL.  COA IS IN PROCESS TO MODIFY THE LVDT OF THE VSV ACTUATORS.

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