# SDR CALA2013102192229

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 2013
- Submitted: October 25, 2013
- Operation: Air carrier
- Aircraft: [N478UA](https://openairdocs.org/aircraft/N478UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1533
- Aircraft time: 40,810 hours, 17,461 cycles
- Engine: Iae V2527A5
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Valve
- Condition: Faulty
- Location: Cargo Bay
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013102192229

## Discrepancy

UNUSUAL CYCLING SOUND FLOOR OF AFT GALLEY.  PLACED AFT CARGO EXTRACTION FAN ON MEL IAW 2128F, PULLED & COLLARED CIRCUIT BREAKER S22,  AFT CARGO VENT & HTG FAN AS PRECAUTIONARY.  IAW GMM 05-30-05, COMPLIED WITH MX PROCEDURES, OK TO CONTINUE.  R & R AFT CARGO COMPARTMENT EXTRACTION VLV IAW AMM SN ON 96091210 DASH 5.

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