5 Maintenance Checking and tightening the wheel nuts Loose wheel nuts may cause severe accidents! Regularly check and tighten the wheel nuts. Tightening of loose nuts (1). Nut torque: 450 - 500 Nm NOTE If a threaded bolts breaks, replace all threaded bolts of the respective wheel. 1 5-38 WA90-5 – VEAM270100 WARNING WARNING