INJURED STATED THAT AS HE WAS REACHING TO GET A CAN OF HYDRAULIC OIL ON THE MBC HE WAS OPERATING HE ACCIDENTALLY TURNED ON THE WATER TO THE MBC WASH DOWN HOSE BY OPENING THE BALL VALVE WHEN HI S COVERALLS HUNG IN THE LEVER. INJURED SUSTAINED A BURN TO HIS LEFT HAND AND LEFT SIDE OF HIS GROIN AREA.