Service unit combination FRC-3/4-D-MAXI-KF consisting of manual on/off valve filter regulator lubricator on/off valve with solenoid coil 24 V DC without socket pressure build-up valve and distributor module with pressure switch but without socket with mounting brackets. With manual 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