Hydraulic System Management Guide

PreventionControl contamination during oil andfilter changes and oil storageSelect the right oilCat Hydraulic Oil contains the neededadditives, like oxidation and foam inhibitors,to help prevent contamination. It also has morethan twice as much zinc as standard industrialoils to provide maximum protection to pumps,motors, cylinders and valves. Be familiar withthe additives in your oil, and don’t compromisequality to save a small amount of money.Change oil regularly and always filter oilstored in bulkCaterpillar has extended the oil changeinterval for hydraulic systems to 4,000 hours,providing certain conditions for monitoring theoil are met. We also recommend changing oilwhen it’s warm and agitated, and alwaysfiltering new oil from barrels or other bulksystems before installation.Use tight-fitting barrel coversTight-fitting covers, such as our 1U6156, canhelp prevent dirt, water, airborne particles andother contaminants from entering oil barrels.It’s also wise to store barrels inside.Control contaminationduring hose assemblyPrecautions you take when assembling and storing hosescan go a long way in minimizing fluid contamination.8