Description and characteristics of gasoline engines OPEL KADETT D has a 4-cylinder engine. which is installed in front transverse to the direction of travel. ONS engine (with camshaft located on top) designed...
Removal and installation of the engine The engine is removed upwards without the gearbox. To do this, you need to use a crane. If there is no current, then this can be done with the help of 2-3...
Removal and installation of a gear belt Attention: If you want to reuse a toothed belt that has been removed, then before removing it, you must mark the direction in which it rotated with chalk in...
Checking and adjusting the toothed belt tension Examination To check the tension of the toothed belt, a KM-510 A control device is required. Pressing the water pump in order to tension the toothed belt...
Removal and installation of valves (OHC engine) Removing Crush the cylinder head see point 1.5 . Put the cylinder head but two wooden blocks. Remove intake manifold with carburetor and exhaust manifold....
Removal and installation of valve springs (OHV engine) Attention: To carry out this work, it is not necessary to remove the cylinder head, although a special holder KM-257 and a valve spring compressor KM-261 will...
Removal and installation of valves (OHV engine) Collapse Remove the cylinder head see paragraph 1.19 . Place the cylinder head on two wooden blocks. Compress the valve spring with a special compressor and...
Checking the valve timing (OHV engine) The valve timing is adjusted correctly when the piston of the 1st cylinder is slightly below TDC, and the valves of the 4th cylinder overlap (those. one opens,...
Checking the valve guides It is not enough to simply replace or lap the valves and their seats. Valve guides need to be checked, especially on high mileage engines. Worn guide bushings...
Lapping valves to seats If the seat is in perfect condition and the valve is new, lapping is not necessary. Lapping should be done by grinding with a fine grain. To do this, a rubber...
Replacement of oil seals Worn valve stem seals can lead to high oil consumption. When replacing valves or working on the cylinder head, the valve stem seals must be replaced. The...
Valve clearance adjustment OHV engine As part of maintenance, valve clearances must be checked every 15,000 km and adjusted if necessary. The valve clearance must always be checked on a...
Cylinder compression check Compression check allows you to judge the wear of the engine valves, piston rings, the need for overhaul or replacement. Attention: For diesel engines, a...
Starting the engine from an auxiliary source Here you need to follow some rules: The cross-sectional area of males should be about 16 mm 2 , ∅ 5 mm, for petrol engines with displacement up to 2.5 l. For...
Engine malfunctions If the engine does not start, purposefully look for a malfunction, gradually narrowing the search circle. In order for the engine to start, two conditions are...