Service unit LFR-1/2-D-DI-MAXI-KD consisting of filter regulator, on/off valve with solenoid coil 24 V DC, without socket,, and pressure build-up valve, with mounting brackets. With manual condensate drain. Size=Maxi, Series=D, Actuator lock=Rotary knob with lock, Assembly position=Vertical +/- 5ø, Grade of filtration=40 æm