Harper's boating book for boys; a guide to motor boating, sailing, canoeing and rowing . Fig. 6 in his opinion, and all makes of carbureter are sold andused. The principal trouble with them all is that manyof those who use them do not understand them, and willnot take the trouble to study up the actions that take placeat different points of adjustment in the carbureter. The gasolene enters the carbureter through a very smallhole, which is called the needle valve, and as the piston ofthe engine goes up it creates a suction like that in anypump. This sucks a supply of air from the carbureter,sin
Harper's boating book for boys; a guide to motor boating, sailing, canoeing and rowing . Fig. 6 in his opinion, and all makes of carbureter are sold andused. The principal trouble with them all is that manyof those who use them do not understand them, and willnot take the trouble to study up the actions that take placeat different points of adjustment in the carbureter. The gasolene enters the carbureter through a very smallhole, which is called the needle valve, and as the piston ofthe engine goes up it creates a suction like that in anypump. This sucks a supply of air from the carbureter,since that is the only inlet to the engine-base open at that 262 GASOLENE-TANKS AND CARBURETERS time, and as this air has to come through a regular reser-voir of gasolene it becomes mixed with the fumes and formsan explosive gas. One part of gasolene to four parts ofair makes a weak explosive mixture; one to eight a violentexplosive; and one to thirty-three will not explode. Some-times there is too little air admitted and the engine sucksup a charge of gasolene vapor that is too rich a
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Keywords: ., bookcentury1900, bookdecade1910, bookidharpersboati, bookyear1912
