Help, vacuum pump oil is strictly prohibited in the sun exposure and open storage, must be stored in clean, dark, dry, clean, ventilated occasions, non-moisture and dust incorporation. 2, to fetch oil or oil loading, the lid around the dust must be cleaned to prevent debris mixed with oil, causing pump wear. 3 different brands, models of positive air pump oil can not mix new and old oil can not be mixed. 4, non-to avoid vacuum oil and other lubricants mix, more can not be mixed with light oil, otherwise it will affect the pump performance. 5, the positive vacuum pump should avoid investment, oil, steam and corrosive gases enter should check handling, frequently changes the oil. 6, oil change should be drained of oil pump, new oil pour slowly rotating pump shaft, cleaning the pump chamber, drain the residual oil, and wash several times repeated, etc. Wash pour into new oil. 7, pump overhaul must various components of the pump with a solvent or cleaning agent is cleaned, and the member drying. 8, refueling appliances must be dedicated, should not be installed over other oil or solvent containers. 9, mineral oil is interchangeable to other synthetic oil, should pump apart do withdraw low cleaning and parts drying. 10, such as inhalation the of chemical objects or solvent, vacuum pump oil pollution performance, you must do the clean oil processing. 11, the oil change period: A: When the vacuum pump oil decline, can not reach the requirements. B: When the pump oil become darker in color, brown shall oil change. 12, suitable range: chemical, biological, medical, paper, food, printing, semiconductor, electronics, building materials, Schomburg plastic, building materials, metallurgy, smelting, vacuum coating, vacuum heat treatment, vacuum impregnation, vacuum drying, vacuum welding, resin crafts .