A textbook on the locomotive and the air brake (1901)
International Correspondence Schools · Scranton, Pa., International textbook co · leaf 150
adjusted. To increase the pressureat which the valve pops,screw down (/; to lessen it,screw it up. To take the valve apartunscrew the lock-screw ^,remove the shield i, andentirely relieve the compres-sion of the spiral spring cby slacking back the regu-lating screw d; after doingthis, unscrew the… … OPERATING THE ENGINEEQUIPMENT. 82. When the train isfirst made up, the engineerwill, on receiving the signalfor steam, slightly open the pressure regulator i?, and then open wide the stop-valve V untilR is receiving full boiler pressure. Next open valve R untilgauge G shows the required pressure—25…
Locomotives · Locomotive boilers · Railroad cars
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