. Official proceedings . The New York Central four-cylinder balanced compoundNo. 3000, class 442C200, is now illustrated. The principal di-mensions of this engine are as follows: Cylinders, 15^ in. ana26x26 in.; Drivers, 79 in.; Wjheel Base, driving, 7 ft.; WheelBase, total, ; Weight on truck, 50,000 lbs.; Weight on drivers, 110,000 lbs.; Weight on trailer, 40,000 lbs.; Totalweight, 200,000 lbs.; Heating surface, firebox, 175 sq. ft.; Heat-ing surface, firebrick tubes, 23 sq. ft.; Heating surface, tubes,3,248 sq. ft.; Heating surface, total, 3,446 sq. ft.; Grate area, sq. ft. r. The outli
. Official proceedings . The New York Central four-cylinder balanced compoundNo. 3000, class 442C200, is now illustrated. The principal di-mensions of this engine are as follows: Cylinders, 15^ in. ana26x26 in.; Drivers, 79 in.; Wjheel Base, driving, 7 ft.; WheelBase, total, ; Weight on truck, 50,000 lbs.; Weight on drivers, 110,000 lbs.; Weight on trailer, 40,000 lbs.; Totalweight, 200,000 lbs.; Heating surface, firebox, 175 sq. ft.; Heat-ing surface, firebrick tubes, 23 sq. ft.; Heating surface, tubes,3,248 sq. ft.; Heating surface, total, 3,446 sq. ft.; Grate area, sq. ft. r. The outline elevation of the engine is next shown. You willnotice the ordinary Stevenson link motion is used with the con-ventional type of reversing rocker, except it is somewhat modi-fied in order to pass behind the front driving wheels. The valvestem is exactly over the center of frame and passes throughthe spring hangers and spring saddle. Apart from the crankaxle and the arrangement of cylinders the engine is substan- Four-Cylinder Balanced Compound Locomotives. tially the same as the New York Central standard Atlantic. Theweight, however, is increased about 14,000 lbs., owing to theextra pair of cylinders, piston rods, crossheads, crank axle, etc.
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