The control unit is a component of the liquid fuel tank, intended for selection and supply kerosene according to DSTU 320.00149943.011-99 to cutting torches and heating torches. The control unit consists of a body 1, a valve 2, a pressure gauge 3, an intake 4 and a nipple 5 for connecting a rubber fabric hose. In the case of an increase in pressure within the range of 3.0-4.0 bar in the tank, the safety valve is activated and the pressure in the tank decreases. Working pressure of the tank, bar – 0,15-0,3 (1,5-3) Consumption, kg/h – 0,6-1,5 Hose diameter, mm – 6 Weight, kg 0.19 To increase safety, the tanks are equipped with a kerosene shut-off valve, which shuts off the flow of kerosene from the tank when the fuel hose breaks. WARNING! To ensure the normal operation of the shut-off valve, it is necessary: 1) turn the fuel valve unit 1/4 turn and hold the pause for 15-30 seconds to fill the hose with fuel; 2) open the valve on the cutting torch and make sure that the fuel reaches the nozzle; 3) close the valve on the cutting torch; 4) after that, open the fuel valve on the unit fully! 5) Then start working.