Studies on the Lubricating Oil for Farm Engines. (III)

On the Declination of Various Properties of the Lubricant of the Air Cooled and Water Cooled Diesel Engines

Abstract

(1) The declination of lubrication oil depends on revoluting time and load.
(2) Perfect drain and engine flashing usually make a lubricating condition good.
(3) When the multigrade oil is used, good result will be expected.