top of the regulator(NIKKI) is a 17 mm hex take it out and can screw a 1/8 NPT nipple in it(dont force it in tho,just finger tight) and check the pressure,see what it does also under load(tilt bypass) should hold around 4.5 PSI
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.