SECTION 2 MAINTENANCE Page 16 CORROSION RESISTOR (Coolant filter) A WARNINGI DO not remove the radiator cap from a hot engine. Hot steam will cause serious personal injury. Remove the coolant svstem oressure cap and close the shuioff v&e(s), if equipped, before removing the coolant filter. Failure to do so can result in personal injury from heated coolant spray. 1. 2. Close valves (1) (2 points). Using the filter wrench provided, remove cartridge (2) by turning it counterclockwise. 3. Clean the filter base and fit a new cartridge after applying a dab of engine oil to the seal face. t Install the filter as specified by the filter manufacturer. t t Be careful not to tighten it up excessively.
Be sure to fit a genuine Cummins cartridge. t Install the new filter and tighten until the sealing ring contacts the filter head surface. * Tighten the filter an additional one-half to three- fourths (l/2 to 3/4) turn or refer to the filter manufacturer’s instructions. 4 After replacement, open valves (1) (2 points). t Replace once every 6 months, regardless of the number of hours operated.