Remove the fuel pump, ignition distributor, use the key 67.7812.9514 to turn out the spark plugs and the coolant temperature indicator sensor.
Remove the alternator drive belt and coolant pump, remove the alternator and alternator bracket. Remove the coolant pump by disconnecting the coolant supply pipe from the heater from the pump and exhaust manifold. Remove the coolant outlet pipe and the coolant outlet pipe to the heater from the cylinder head.
Using tool A.60312, unscrew and remove the oil filter with gasket (pic. 2-4).
Turn out gauges of the index of pressure of oil and a control lamp of pressure of oil, remove unions of gauges. Remove the crankcase breather cap, crankcase and oil pump. Remove the oil separator drain tube retainer and remove the crankcase ventilation oil separator. Remove the crankshaft pulley by securing the flywheel with a retainer. A:60330/R (see pic. 2-10) and unscrewing the ratchet with the key A.50121 (pic. 2-5).
Remove the cylinder head cover and camshaft chain cover. Turn away bolts of fastening of sprockets of a camshaft and an oil pump drive shaft.
Loosen cap nut 6 (pic. 2-6) chain tensioner, unscrew the nuts 4 securing it to the cylinder head: remove the tensioner and, unscrewing the bolt 2. remove the shoe 3 of the chain tensioner.
Unscrew the chain stop pin, remove the oil pump and camshaft drive sprockets and remove the chain.
Loosen the stud nuts 4 (pic. 2-7). Remove the camshaft bearing housing. Having unscrewed the nuts of the studs 4 and removed the thrust flange 1, carefully, so as not to damage the surface of the bearing housing supports, remove the camshaft.
Turn away bolts of fastening of a head of cylinders and remove it together with a final collector and the inlet pipeline. Remove thrust flange 1 (pic. 2-8) oil pump drive roller and remove the roller from the cylinder block. Using a universal puller A.40005/1/7 from the set A.40005, remove the sprocket from the crankshaft (pic. 2-9). Unscrew the nuts of the connecting rod bolts, remove the connecting rod caps and carefully remove the pistons with connecting rods through the cylinders.
Note. When disassembling the engine, mark the piston, connecting rod, main and connecting rod bearing shells in order to install them in their original place during assembly.
Install retainer 5 (pic. 2-10), unscrew the bolts 3, remove the washer 4 and the flywheel from the crankshaft. Remove the front cover of the clutch housing, Using the ejector A.40006, remove the gearbox input shaft bearing from the socket in the crankshaft (pic. 2-11).
Remove the crankshaft oil seal holder.
Turn away bolts of covers of radical bearings, remove them together with the bottom loose leaves, remove a cranked shaft, top loose leaves and persistent half rings on a back support.