Gas engine. general information The cylinder block is made of gray cast iron. At the bottom of the cylinder block is the crankshaft, which lies in the main bearings. Connecting rods are...
Possible engine malfunctions If the engine does not start, an analysis of the possible causes of the malfunction is necessary. For a gasoline engine, the air-fuel mixture must be supplied...
V-belt and toothed belt drive 4-cylinder carbureted engine 1 - the top cover of a gear belt 2 - bolt, 10 Nm 3 - cap 4 - toothed belt 5 - tension roller 6 - fastening nut, 45 Nm 7 - back...
Checking and adjusting the toothed belt tension Attention: This procedure is described only for the petrol engine. 4 cylinder engine Weakening Remove the top toothed belt cover. Fit HAZET 2587 or a suitable...
Mounting and dismantling of the toothed belt Attention: The operation is described here only for the petrol engine. 4 cylinder petrol engine Withdrawal Remove V-belt. Set the crankshaft to the TDC...
Camshaft / timing mechanism 1 - bearing cover. When installing, pay attention to the correct position of the holes. The fourth bearing cap is not shown in fig. The camshaft has 5...
Mounting and dismantling of the camshaft Dismantling Remove air filter. Remove the top toothed belt cover. 5-cylinder engine: remove the upper part of the intake manifold. Remove cylinder head cover....
Cylinder head 1 - cover 2 - fixing nut, 10 Nm 3 - stiffness bar 4 - cylinder head cover 5 - oil deflector 6 - cylinder head cover seal 7 - cylinder head bolt. Observe torque...
Dismantling and installation of the cylinder head Attention: The following is a description of the removal for a gasoline engine. the procedure for other engines is different, before lifting the cylinder head,...
Hydraulic pusher All engines are equipped with a hydraulic poppet. This helps to reduce noise during the operation of the valve timing mechanism and eliminates the need to...
Removing the engine valve Remove cylinder head. Attention: If parts that have already been used before are used, they must be installed in their places. To eliminate errors, it is...
Engine valve installation Before installing the valves, check the valve guides and lap the valve seats. Attention: New spring plates have sharp edges of cracker holes. This can cause...
Replacing valve stem seals Increased oil consumption may be due to worn valve stem caps. They can be removed without removing the cylinder head. But this requires a special tool VW 2036...
Checking the valve guides When repairing engines with leaks in the valves, it is often not enough to repair the valves themselves or replace them. In this case, it is necessary to check...
Valve seats in the cylinder head. Valve repair Valve seats with signs of wear and pitting can be repaired as long as the maximum allowable size is maintained. If this dimension is exceeded, reliable...
Valve processing Attention: Gasoline engine valves and diesel exhaust valves are not milled, only their grinding is allowed. When milling diesel inlet valves, the dimension d =...
Mounting and dismantling of the engine The engine is removed without the gearbox up. The intake and exhaust manifolds, as well as the fuel injection device and alternator, remain on the engine. A...