Service unit combination FRC-1/2-D-DI-MAXI-KE-A consisting of filter regulator, lubricator, on/off valve with solenoid coil 24 V DC without socket, and pressure build-up valve with mounting brackets. With automatic condensate drain and metal bowl guard. Size=Maxi, Series=D, Actuator lock=Rotary knob with lock, Assembly position=Vertical +/- 5?, Grade of filtration=40 ?m