# SDR 2005UALA00306

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2005
- Submitted: May 3, 2005
- Operation: Air carrier
- Aircraft: [N433UA](https://openairdocs.org/aircraft/N433UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 589
- Aircraft time: 30,521 hours, 10,818 cycles
- Engine: Iae V2527A5
- Engine time: 16,984 hours, 7,992 cycles
- System (JASC): [7530 · Compressor Bleed Control](https://openairdocs.org/jasc/7530)
- Part: Actuator
- Part number: 1685MK6
- Part serial: 2607795
- Condition: Failed
- Location: Nr 1 Engine
- Part time: 16,985 hours, 6,104 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2005UALA00306

## Discrepancy

NUMBER 1 ENGINE SHUT DOWN DUE TO ECAM WARNING FOR COMPRESSOR VANE, STALL AND EGT OVER LIMIT.  REPLACED VSV ACTUATOR AND ACCOMPLISHED POWER ASSURANCE TEST.  HISTORY SHOWED CLASS 2 FAULT MESSAGE ON VSV ACTUATOR FUNCTIONING ON ONE CHANNEL.  A SUBSEQUENT STALL WAS DUE TO 10TH STAGE SOLENOID VALVE 4023KS FOUND FAILED WITH A CRACK.  PART WAS REPLACED.

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