Change of Engine Oil and Engine Oil Cartridge The engine oil will become dirt and the engine oil additive will reduce after the engine is used. The content of pollutant is in direct proportion to the total loss of fuel and engine oil. The period of changing the engine oil, in any case, should not exceed 8000 km, 250 hours or above three months for the engine under normal operation. Change the engine oil and engine oil cartridge to remove the impurities suspended inside the engine oil. Discharging the oil when the engine oil is hot and the pollutant is under suspension status.
Stop the machine when the engine running until the water temperature is reaches to 60 and dismantle the discharging oil screw plug. Hot engine oil will result in hurt to persons. Clean the around head of the engine oil cartridge. Dismantle the cartridge. Clean the surface of washer on he head of cartridge. O sealing ring will clog into the head of the cartridge, so it should be removed. Apply one thin layer of engine oil on the sealing surface of washer before assemble the cartridge. 20-11