Kinematic diagram of the auxiliary drive belt on the engine M 102.982
A - auxiliary drive belt (length 2170 mm) on vehicles without air conditioning; B - auxiliary drive belt (length 2255 mm) on vehicles with air conditioning; 1 - generator drive pulley; 2 - intermediate pulley; 3 - pulley for driving the hydraulic clutch of the cooling system fan; 4 - tension roller; 5 - crankshaft pulley; 6 - drive pulley for air conditioner compressor; 7 - pulley for the drive of the power steering pump; 8 - water pump drive pulley; 9 - tightening device for the belt tensioner; 10 - tightening nut
Removing
1. Loosen the clamping nut of the belt tension damper.
2. Fully loosen the belt by loosening the adjusting bolt.
3. Remove the belt first from one pulley, and then from the others.
When installing the belt, it should be put on the pulleys in the order of the numbering of the units.