Cyclopedia of locomotive engineering, with examination questions and answers; a practical manual on the construction care and management of modern locomotives . Pump Figure 247Style A. New York Air Pump Governor a key with which to set the regulating spring, and isshown in Fig. 247. The duplex pump governor issimply a governor with one steam portion, but havingtwo air portions. A duplex governor consists of one 59o LOCOMOTIVE ENGINEERING steam valve bodv, steam valve, steam valve piston,and a Siamese fitting to which is attached two pressuretops, or diaphragm valve portions. The New York Engin
Cyclopedia of locomotive engineering, with examination questions and answers; a practical manual on the construction care and management of modern locomotives . Pump Figure 247Style A. New York Air Pump Governor a key with which to set the regulating spring, and isshown in Fig. 247. The duplex pump governor issimply a governor with one steam portion, but havingtwo air portions. A duplex governor consists of one 59o LOCOMOTIVE ENGINEERING steam valve bodv, steam valve, steam valve piston,and a Siamese fitting to which is attached two pressuretops, or diaphragm valve portions. The New York Engineers Brake. The student ofair brakes who possesses a previous knowledge of g,.;rrARY RESERVOIR. Figure 248 Genera. Arranoement or Brake VaLve, ^^Reservoir, Am Gauge, Pump Governor and Main Reservoi. the Westinghouse engineers brake valve shoulremember when studying the engineer s brakvalve of the New York duplex system that, wheservice application is made with the New Yorengineers brake valve, the first escape of airdirect from the trainpipe, but that the port: openmfrom the trainpipe to the atmosphere is much small AUTOMATIC AIR BRAKES S9i in making a service application than it is when mak-ing an emergency application. With the Westing-house valve the first escape of air is from off the top ofthe equalizing discharge valve when a service appli-cation is made. Another important feature in connec-tion with the New York engineers brake valve is thatthe service position is divided up into five notches, the I position or notch in which to place the handle inbeginning a service application depending upon thesize of the train, as, for instance, if a train of four carsor less is being
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectlocomot, bookyear1916
