- Remove the oil pump.
- Remove the pin and take out the plug, spring and plunger of the pressure reducing valve.
- Check the gears and the oil pump seat in the cylinder block for wear and damage.
- If any part of the oil pump is worn, replace the pump assembly.
Fig. 2.76. Oil pump: 1 - plug; 2 - spring; 3 - plunger
The closed cooling system consists of a water pump, a cross-flow radiator, a radiator fan with an electric cable, a thermostat, a heater radiator, hoses and sensors. The radiator fan with an electric cable is activated when the contact temperature sensor is triggered.