Set the heater control knob to position «warm» («heating»).
Remove the plug from the expansion tank.
Disconnect the supply hose from the radiator together with the toothed pulley and drain the coolant.
Check the tightness of the cooling system hose clamps.
Wrap the drain plug of the cylinder block, connect the supply hose to the radiator.
Fill with coolant up to the MAX mark on the expansion tank.
Let the engine run to remove air pockets in the cooling system.
Check and, if necessary, top up the fluid level in the expansion tank.
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