Engine Cooling System — Design Description Engine cooling system - with forced circulation of liquid, which creates a liquid pump. The electric fan is turned on when the contacts of the thermal switch located in the...
Coolant replacement Set the heater control knob to position «heating» - this is very important, because otherwise not all the liquid will merge. Remove the cap from the expansion tank. Drain the...
Radiator check The cooling system operates at excess pressure compared to atmospheric pressure. The plug of the expansion tank is equipped with a valve with a spring selected in such a way that...
Radiator Banners The radiator and pipes of the cooling system are shown in rice. 103 . On fig. 104 shows a heatsink with a fan. The thermal switch that controls the operation of the fan is screwed...
Checking the radiator fan If the fan does not turn on, first check the thermal switch located on the left radiator tank. Start the engine and let it run until the fan turns on. Open the cap of the...
Checking the thermal switch Disconnect the wire from the thermal switch and connect an ohmmeter, measure the resistance between the wire and «weight». At low temperatures, the resistance must be very high....
Coolant pump replacement To dismantle the pump, it is necessary to loosen the toothed belt tension. This means that several components and parts located in front of the engine should be removed ( see fig....
V-belt tension adjustment The tension of the V-belt should be adjusted after each removal, replacement, and as the tension loosens. In addition, the V-belt tension must be adjusted at regular intervals....
Thermostat replacement The thermostat is installed in the housing under the cover, which is also a connecting element of the cooling system (pic. 105). A temperature sensor is screwed into the...
Cabin heater repair The diagram of the interior heating system is shown in fig. 106. Pic. 106. Scheme of the heating and ventilation system of the cabin: 1 - windshield air duct, 2 - gasket, 3 -...