. The street railway review . ^^£>^*- C^y FIG. 66. close watch must be kept of the telltale to be sure that the pump isrunning properly. With a rotary pump in the basement at thetank and the motor on the engine room floor it is very evidentwhat the pump is doing. Fig. 62 shows the drips of each unit, collected and run separatelyto a funnel on the receiving tank. This is the most reliable methodas it is thus quite possible to clean all the pipes of an engine whileout of service or to take down any one of them without interfer-ing with the operation of the other drips. The loop system fordrip
. The street railway review . ^^£>^*- C^y FIG. 66. close watch must be kept of the telltale to be sure that the pump isrunning properly. With a rotary pump in the basement at thetank and the motor on the engine room floor it is very evidentwhat the pump is doing. Fig. 62 shows the drips of each unit, collected and run separatelyto a funnel on the receiving tank. This is the most reliable methodas it is thus quite possible to clean all the pipes of an engine whileout of service or to take down any one of them without interfer-ing with the operation of the other drips. The loop system fordrips is not practical since the drips require a fall to aid in keep-ing the pipes clean. K\\ oiling system is a class of service that isdifficult to systematize and it is a service that may block up andgive trouble at almost any time. The lines should all be as freefrom valves and fittings as is possible. Perhaps a better detail for a long drip main could be made byusing a heavy galvanized iron open top gutter well supported an
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
