LUBRICATIONSPECIAL INSTRUCTIONSA.For Engine Oil Specifications refer to Engine Oil Specifications in this SectionRecommended Engine Oil and Oil Filter Service Intervals will be located in operator’s manual (MaintenanceCharts)B.Diesel Engines: When air restriction reading (in inches of water vacuum) reaches the following, clean or replaceengine air cleaner. Refer to Restriction Gauge Instructions in operator’s manual.EngineInches of Water VacuumDT/DTI-466,25 in. H20 or 635mmDue to the many variables associated with element washing, only new air cleaner elements should be used toreplace elements that have become restricted beyond the maximum recommended restriction level.E.SAE-1OW Engine Oil for temperatures - 18C (0°F) and up. For temperatures below - 18C (0°F) use three partsSAE-10W engine oil to one part kerosene. The mixture can safely be used in temperatures up to 0°C (32F).F.Ross Gears:IH Power Steering Fluid (1 Quart Can No. 990625-CI). For S-Series 1600-2100.G. Lubrication Procedures:With chassis load on axle, force grease through thrust bearings. Then with axle lifted clear of floor, force greasebetween king pin and bushing surfaces. Use IH 251H EP grease.Do not raise wheel end off ground when greasing.H. Use straight mineral oil SAE 90 for temperatures - 18°C (0°F) and up. Use SAE 80 for temperatures below - 18°C(0°F). Special Recommendations: Where temperature is consistently below -18C (0°F) and where parkedvehicles are exposed to unusual cold for long periods, use SAE 75. Where temperatures are consistently above320C (900F) or unusually hot, use SAE 140 straight mineral oil.CTS-4033B - Page 15
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