13 Maintenance 13.8 Drive belts / drive chains 67089 87418 13.8.11 Adjusting belt (R10) 180° R10 1 80° 1 2 3 Observe the general warnings at the beginning of the "Maintenance" chapter. Loosen the clamping screw of the jockey pulley (1). Turn nuts (2) and (3) until belt (R10) is tensioned. Lock nuts (2) and (3). Tighten the clamping screw of the jockey pulley (1). - Tightening torque = 40 Nm Carry out a test run and check belt tension. 30029 91 R10 1 92 23843 330 00 0293 210 2 - BA DOMINATOR 150/140/130 - 12/09