# SDR CALA2026090719291

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2026
- Submitted: September 9, 2026
- Operation: Air carrier
- Aircraft: [N34535](https://openairdocs.org/aircraft/N34535), registered now
- Make and model: Airbus A321-271NX
- Registry model: [Airbus A321-271NX](https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Aircraft serial: 12332
- Aircraft time: 4,588 hours, 1,724 cycles
- Engine: Iae PW1133GAJM
- System (JASC): [3830 · Waste Disposal System](https://openairdocs.org/jasc/3830)
- Part: Generator
- Part number: 14330375
- Part serial: 4802
- Condition: Faulted
- Location: Waste Vacuum
- Part time: 4,565 hours, 1,715 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026090719291

## Discrepancy

LAVATORY VACUUM PUMP MAKING A GRINDING NOISE.  VACUUM GENERATOR DEACTIVATED IAW MEL38-30-01-01 (M). VACUUM SYS AND VACUUM GEN CIRCUIT BREAKERS PULLED AND SAFETIED.  ALL LAVATORY TOILET SYSTEM COMPONENTS CHECKED WITH NO LEAKS NOTED.   COMPLIED WITH MEL 3830G,  REPLACED VACUUM GENERATOR WITH SERVICABLE IAW AMM 38-31-64.  OPS CHECKED GOOD,  READY FOR SERVICE.

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