Vehicles after change point in 1982 REMOVING AND INSTALLING FAN Hold pulley with Special Tool 11 5 030 and unscrew coupling nut (1). Important! Left-hand threads - turn the nut clockwise to unscrew. Tightening torque*. Installation: Hold fan with Special Tool 11 5 040. The 40 Nm (29 ft. lbs.) tightening torque is equal to a torque wrench setting of 30 Nm (22 ft. lbs.). * See Specifications |