. Science of railways . wide open while lubricator is in operation. 2nd. Open water-feed valve D. 3rd. Regulate the flow of oil to right and left handcyhnders by valves EE, and to air pump by valve L. To refill.—Always close valves EE and L in ad-vance of valve D. Open drain plug G, then fillerplug O. Refill and proceed to operate as before. It is important that valves ZZZ contain automaticsafety valves, and should be kept closed when thelubricator is in operation. To clean glasses.—O^en valve T, unseat safetyvalve Z, and when glasses are cleaned close valve T,and after the glasses ha
. Science of railways . wide open while lubricator is in operation. 2nd. Open water-feed valve D. 3rd. Regulate the flow of oil to right and left handcyhnders by valves EE, and to air pump by valve L. To refill.—Always close valves EE and L in ad-vance of valve D. Open drain plug G, then fillerplug O. Refill and proceed to operate as before. It is important that valves ZZZ contain automaticsafety valves, and should be kept closed when thelubricator is in operation. To clean glasses.—O^en valve T, unseat safetyvalve Z, and when glasses are cleaned close valve T,and after the glasses have filled with water screwvalve Z tight to its seat and leave in that position. No hand oiler is attached to this lubricator, andnone is required. The by-pass valves JJJ control LOCOMOTIVE APPLIANCES. ill this feature, and are to be operated as follows: Alwayskeep closed unless the sight feed glass that event, close the feed regulating valve under thebroken glass and use the by-pass valve as a hand. Fig. 1. Detroit Triple Feed Locomotive Lubricator. (Front Elevation.) oiler. Regidate the feed identically the same as witha regulating valve, remembering always that anopening corresponding v/ith that of the feed-regulat-ing valve will give an equal quantity of oil through 418 LOCOMOTIVE APPLIANCES.
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