car GAZ-2705
We adjust the bearings every 20 thousand km, as well as when increased play appears in them, change the lubricant and replace the bearings
The engine has a closed crankcase ventilation system, operating due to vacuum in the intake pipe and air filter
The diagram of the crankcase ventilation system is shown in the figure
Thermal valve - designed to automatically regulate the oil supply to the oil cooler depending on the oil temperature and its pressure