. The Locomotive . Fig. 3. Shaded Portions, A,Indicate Pads. SafetyValve *J»—Damper Regula+or Steam Supply. Disconnected/ Section Pads inserted to blank off thedefective Section Fig 4. Showing Relocated Fittings. Plug at A to be Replaced WhenFittings are Attached to New Front Section. I9i8.] THE LOCOMOTIVE 47 public school. On examining No. 2 boiler, it was plainly seen thatthe cracking of three of the sections was due to low water. The school house was heated by two large cast-iron boilerswhich supplied steam for two methods of heating, known as directand indirect systems. The latter was used
. The Locomotive . Fig. 3. Shaded Portions, A,Indicate Pads. SafetyValve *J»—Damper Regula+or Steam Supply. Disconnected/ Section Pads inserted to blank off thedefective Section Fig 4. Showing Relocated Fittings. Plug at A to be Replaced WhenFittings are Attached to New Front Section. I9i8.] THE LOCOMOTIVE 47 public school. On examining No. 2 boiler, it was plainly seen thatthe cracking of three of the sections was due to low water. The school house was heated by two large cast-iron boilerswhich supplied steam for two methods of heating, known as directand indirect systems. The latter was used for heating hallwaysand consisted of three large steel manifolds into which were Outer Wall of BuildingBasement \ Windows Rtfurna from SI i**^..*! Steam Supply Line Mq Boiler n Hecder Boiler stacks . Motor Direct System-^ ^5top Sfalves ^ ^Stop Val.»^ Wturn Line fronn Indirect System Fig. 5. screwed a large number of one and one-quarter inch vertical tubes,fitted with return bends, and known as a stack heater. Air fromthe basement was drawn through and around this heater by anelectrical
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Keywords: ., bookauth, bookcentury1800, bookdecade1860, bookidlocomotive32hart
