. Electric railway journal . ereas they were formerly manipulatedthrough combined air and magnet control. All lockingdevices have also been eliminated. Assuming that aman is to operate a car from the No. 1 end his firstact would be to open the exhaust cock at that end and toclose the exhaust cock at the No. 2 end. He could thenclose the train cocks at both ends of the car. Next hewould open the cut-out at the No. 1 end and close thecut-out cock at the No. 2 end. In every-day service the motorman does not have togo through this sequence of operations. But onepantograph is used each day, and all
. Electric railway journal . ereas they were formerly manipulatedthrough combined air and magnet control. All lockingdevices have also been eliminated. Assuming that aman is to operate a car from the No. 1 end his firstact would be to open the exhaust cock at that end and toclose the exhaust cock at the No. 2 end. He could thenclose the train cocks at both ends of the car. Next hewould open the cut-out at the No. 1 end and close thecut-out cock at the No. 2 end. In every-day service the motorman does not have togo through this sequence of operations. But onepantograph is used each day, and all of the preparatorysteps are cared for by the yard inspector. Hence, inregular service, the motorman has to change the ex-haust cock only. He closes this cock in the cab fromwhich he is not operating and opens it in the one fromwhich he is going to operate. He is then ready tobring the pantograph into service by means of a three-way cock. Hose connections permit the operation of allactive pantographs in a train from one ANNAPOLIS SHORT LINE—PANTOGRAPH SHOE COMPLETED CHICAGO ELEVATED SHOP PRACTICE Some of the Practices and Kinks Employed in Removing the Causes ofEquipment Defects and Reducing Maintenance Costs
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