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aici - Liceul Tehnologic Holboca - uCoz

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(George) “The installation of fuel supply has the role of cleaning (filtering) and<br />

introducing fuel and air in the cylinders (either mixed or separated), within certain<br />

proportions clearly established.”<br />

(Andreea) “We want to know which are the components of this installation, in English<br />

language , please !”<br />

(Teacher)” That's an interesting question, which I'll try to answer. The installation of fuel<br />

supply contains: fuel tanks, pipes, filter pumps, components that serve to prepare and<br />

introduce the fuel in the cylinders (the carburetor for the engines with spark ignition and<br />

the injectors for the engines with ignition by compression) for the purpose of igniting the<br />

fuel mixture.<br />

Now , the cooler installation. What is the role of the cooler installation, Irina ?”<br />

( Irina )”The cooler installation ensures the cooling of important parts of the engine (the<br />

cylinders and the top carcass), to avoid the overheating of these parts, because of the<br />

heat that they receive from the burned gas.”<br />

(Teacher)”Yes, it is right. Keeping a normal thermic functional environment is of great<br />

importance for the safety and the performance of the engine. As for the ointment<br />

installation, Petricǎ? What is the role of this installation?”<br />

(Petricǎ) “Has the role of ensuring the ointment of the pieces that are in continuous<br />

movement, to reduce the friction and to prevent the wearing out of the engine.”<br />

(Teacher)”All right, Petricǎ. And the starting system, Diana ?”<br />

(Diana) “The starting system is useful for ensuring the minimum revolution of the starting<br />

point for the engine.”<br />

38

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