Remote Regulator Pressure Adjustment Tool and Method Using the Same

A pressure regulator 200 with a spring 414 moveably disposed therein, an adjuster cap 500 disposed in said first housing and in physical contact with 5 an end of said spring 414; a pressure regulator adjustment tool 100 for adjusting an output pressure of the pressure regulator 200, comprising: an adjuster piston 114 moveably disposed within the bore 142a of a first housing 110, wherein said adjuster piston 114 comprises a plurality of alignment keys 160 disposed on a distal end thereof and includes a threaded aperture 115 10 extending inwardly from a proximal end thereof; a rotatable adjustment knob 120 comprising a threaded shaft 122 extending outwardly therefrom; wherein rotating said knob 120 in a first direction causes said adjuster piston 114 to move downwardly in said bore 142a; and rotating said knob 120 in an opposite direction causes said adjuster piston 114 to move upwardly in said 15 bore 142a.