216 Pneumatic (ATA 36) service difficulty reports for the Airbus A320 (all variants) — 0.3% of all reported difficulties.
Most reported components
- VALVE 29
- THERMOSTAT 28
- DUCT 16
- SEAL 14
- NONE 11
- UNKNOWN 10
- REGULATOR VALVE 9
- SENSE LINE 8
- CLAMP 7
- WARNING SYSTEM 7
- CONTROLLER 6
- BLEED AIR SYS 5
- COMPUTER 4
- BLEED VALVE 4
- SOLENOID 4
Report counts reflect fleet size and reporting activity, not relative safety or reliability. Source: FAA Service Difficulty Reporting System (public domain).