EMPLOYEE WAS CHANGING AN OIL COOLER, PUT IT ON WATER TRUCK AND WHEN HE STARTED THE TRUCK HE FOUND THAT THERE WAS SMALL, SO THE EMPLOYEE TRIED TO TIGHTEN THE BOLT AND IT STRIPPED OUT AND THE OI L LINE BLEW OFF AND SPRAYED HOT OIL IN EMPLOYEE'S EYES, AND THE EMPLOYEE JUMPED BACK AND HIT HIS ELBOW ON SOMETHING AND CHIPPED A BONE.