The Emergency Extension Hydraulic Accumulator (EEHA) is an hydro-pneumatic device, piston separator type designed to contain pre-charged gas physically separated from the stored hydraulic fluid. 

The Accumulator gas volume is 1.61 liters and gas pre-charge has been set equal to 95 bar.

The amount of oil stored volume, at nominal system pressure of 3000 psi is 0.87 liters while adopting a gas pre-charging pressure of 95 bar at ambient temperature.