Disassembling the engine (VW Polo 3)

Fig. 4.2 a. Engine components:
1 - Upper part of the timing belt cover; 2, 7, 10, 11, 16, 18, 22, 23 - Bolts; 3 - Camshaft pulley; 4 - Auxiliary timing belt tensioner roller; 5 - Auxiliary timing belt; 6 - Bracket; 8 - Cooling system pump; 9 - Rear timing belt cover; 12 - Intermediate roller of the main timing belt; 13 - Main timing belt tension roller; 14 - Crankshaft toothed pulley; 15 - Main timing belt; 17 - Crankshaft pulley; 19 - Ribbed belt; 20 - Lower part of the timing belt cover; 21 - Console; 24 - Intermediate roller.

Fig. 4.2 b. Engine elements:
1 - Cylinder block; 2, 4, 5, 9 - bolts; 3 - Oil filter; 6 - Pallet; 7 - Drain plug; 8 - Oil pump and generator bracket; 10 - Washer; 11 - Tension roller; 12 - Tension element.