A320 Dual Hydraulic Failure: The PTU Mirage That Catches Every Crew

A320 captain in IMC – dual hydraulic failure, degraded authority, elevated workload By Paul Toensing  |  Custom GPT Solutions  |  April 2026  |  ~8 min read Quick Answer The A320 Power Transfer Unit (PTU) transfers hydraulic power – not fluid – between the GREEN and YELLOW systems. It operates automatically when the differential pressure between […]