Airbus A321 (all variants) Air Conditioning: Service Difficulty Reports

1726 reports (4.6% of Airbus A321 (all variants) reports)

1726 Air Conditioning (ATA 21) service difficulty reports for the Airbus A321 (all variants) — 4.6% of all reported difficulties.

Most reported components

  • UNKNOWN 819
  • FAN 182
  • A/C PACK 144
  • NONE 67
  • FILTER 63
  • OUTFLOW VALVE 59
  • CONTROLLER 40
  • VALVE 36
  • ECS 34
  • SENSOR 32
  • BLOWER 25
  • CONTROL VALVE 18
  • WARNING SYSTEM 14
  • WARNING MESSAGE 14
  • DUCT 11

Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).

← All Airbus A321 (all variants) systems

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