JUST MAKE SURE THE FAN BELT IS TIGHT LIKE IT SHOULD BE, AND THEN REMOVE THE PLUGS AND USE A LONG HANDLE SCREWDRIVER AND AND STICK IT BETWEEN ONE OF THE NUTS THAT HOLD THE FAN ON AND GENTLY TURN THE ENG OVER TO WHERE YOU WANT IT ,ONE NUT AT A TIME AND THE ENG WILL TURN OVER VERY SMOOTHLY , DON,T TRY IT WITH A WRENCH ON THE NUTS , JUST WEDGE THE END OF THE SCREWDRIVER BETWEEN THE EDGE OF THE NUT AND THE FAN PULLEY . JERRY