. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . es as much oil will beneeded in the steam cylinders as in thosefor air, subject, of course, to variablelocal conditions. Depending on its vis-cosity, a pint of steam cylinder oil wiltfurnish from 5,000 to 8,000 drops, andtaking aa average of about 6,50 I drops,and four times as much oil as air cylin-ders of same size, and working at samepiston speeds, the recommended amountsto feed the steam cylinders or theirequivalents are given in the following QUANTITY OF OIL FOR STEAMCYLINDER LUBRICATION
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . es as much oil will beneeded in the steam cylinders as in thosefor air, subject, of course, to variablelocal conditions. Depending on its vis-cosity, a pint of steam cylinder oil wiltfurnish from 5,000 to 8,000 drops, andtaking aa average of about 6,50 I drops,and four times as much oil as air cylin-ders of same size, and working at samepiston speeds, the recommended amountsto feed the steam cylinders or theirequivalents are given in the following QUANTITY OF OIL FOR STEAMCYLINDER LUBRICATION. No. Drops PerMinute. Size of Cylinder, Inches. Number PintsOil RequiredPer 10 Hours. 4 .. 8x 4 8 ..12x 75 16 ..18x 24 .. 225 32 ..30x 40 .. 48 ..42 These figures are approximate only,and will vary with the steam conditions,the kind of oil used, and its method ofintroduction into the steam, also with theboiler compound carried by the steaminto the cylinder. When the operator of an air compres-sor succeeds in obtaining lubricating oils. DETAILS OF DEVICE FOR CLEAXIXAND RECEIVER OF one pound of Red Seal Lye and eighteenpounds of water is passed into the dis-charge line at the rate of 60 or 70 dropslier minute, while the compressor is run-ning, this will eat out all the accumula-tion on the surface of the pipe and in thereceiver, and if the blow-oflf valve on re-ceiver is open, all of this foreign matterwill be discharged therefrom. Thiscleaning solution can be used every monthor two or depending on how much accu-mulation there may be in the proper quantity of oil to be fed to G CARBON IN AIR DISCHARGE LINEAIR COMPRESSORS. that are giving satisfactory results, heshould be very cautious about making achange to other grades, particularly ifcheapening the cost is advocated by pur-chasing and sales agents. But if a changeis decided on, the performance of the newlubricants should be most carefullychecked up b
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