•Adjust the headband strap that passes over the head so that the helmet is seated on the head as low as possible. snap the spigot 'G' on the lower strap into one of the holes 'F' on the upper strap.
•Adjust the size of the headband by using the ratchet knob at the rear (see 'E'). Depress and turn the knob until the headband sits f irmly in place, but not too tight.
•Use the two knobs 'A' on either side of the helmet to adjust the amount of friction that occurs as you raise and lower the helmet.
•When the helmet is in the lowered position, adjust its relationship to your face using the locating plate 'D' The spigot 'H' should be placed in one of 3 holes on the other side of the helmet from the shade control knob.
•The Distance from each eye to the shade cartridge can also be adjusted by loosening the knob 'A' and sliding the plastic bolts 'B' within the slotted openings either side of the helmet.
•You are now ready to use the helmet. The shading may ne adjusted during use by re-setting the shade control knob