# SDR CALA2014100792368

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2014
- Submitted: October 7, 2014
- Operation: Air carrier
- Aircraft: N424UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 506
- Aircraft time: 67,099 hours, 25,177 cycles
- Engine: Iae V2527A5
- Engine time: 3,200 hours, 23,618 cycles
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Bleed Valve
- Condition: Malfunctioned
- Location: Nr 2 Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: R
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2014100792368

## Discrepancy

NUMBER 2 ENG SN V12 083 HAD TWO EACH COMPRESSOR STALLS AFTER TAKEOFF.  FOLLOWED FM PROCEDURE, THROTTLE BACK TO IDLE, CURRENTLY ENG PARAMETERS NORMAL.  RETURNING BACK TO FIELD.  CFDS SHOWS ENG 2 STALL 2 TIMES IN CRUISE, WITH VSV BLD VLV LP C2 ALONG WITH ENG 2 FADEC B FAULT.  ACCOMPLISHED TROUBLESHOOTING IAW TSM 71-00-00-810-809-A 13.  REPLACED 7TH STAGE BLEED VALVE & LUBED VSV RING IAW SEQ 0992034, 0992031, 0992026 & ACP POWER ASSURANCE RUN.

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