Thats exactly the problem i had, air will only dump at highest point, getting the normal forward shoulder dump valve to be highest point involves odd rolling.
I bought a cuff dump for £10, fitted it myself in 10 mins and problem solved. I left the shoulder dump on the suit but i never use it.
I bought a cuff dump for £10, fitted it myself in 10 mins and problem solved. I left the shoulder dump on the suit but i never use it.