. Railway mechanical engineer . his valve is shown in the illustrations. The valve body Ahas a steam tight taper fit in the outer casing B. An open-ing in the valve body when placed in line with the boilerconnection cuts in the valve. By turning the valve bodyaround 90 deg. the valve is cut out and at this time the valveseat and head can be removed. The valve seat is removed byreleasing the seat bolts C, and the valve head is removed byremoving the handle of the valve and the clevis D, and push-ing the valve stem down through the valve. Notations are 153 154 RAILWAY MECHANICAL ENGINEER Vol. 90
. Railway mechanical engineer . his valve is shown in the illustrations. The valve body Ahas a steam tight taper fit in the outer casing B. An open-ing in the valve body when placed in line with the boilerconnection cuts in the valve. By turning the valve bodyaround 90 deg. the valve is cut out and at this time the valveseat and head can be removed. The valve seat is removed byreleasing the seat bolts C, and the valve head is removed byremoving the handle of the valve and the clevis D, and push-ing the valve stem down through the valve. Notations are 153 154 RAILWAY MECHANICAL ENGINEER Vol. 90, No. 3 cast in the outer casing and in the exposed part of the valvecasing to show the position of the port in the valve body withrespect to the boiler connection. The valve body is held inthe outer casing by the adjusting ring E and the lock ring after long service the valve body should stick in the casing method of removing the wheels by blocking over the drivingboxes to take the weight off the axle, has been devised by. Rail to be depressed 3tdqx isxip 1° suit groove in l£x /S timbers Multlplate Valve when it is desired to cut out the valve, it can be relieved bya slight adjustment of these nuts. The same general prin-ciple is followed in the application of the valve plates in thisvalve as in the other types of valves. I00- =| General Arrangement of the Drop Pit . W. J. Pamplin and S. C. Morton, Waycross, Ga. In usingthis drop pit, which is shown in the illustrations, blocks are IMPROVED DROP PIT In removing driving wheels from a locomotive by meansof a drop pit the ordinary practice is to place the engine so
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroadengineering
