24. SERVICE PROCEDURE 24.6.2 CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE 7 A WARNING I The oil is at high temperature after the engine has been oper- ated, so never change the oil immediately after finishing opera- tions. Wait for the oil to cool down before changing it. l Oil container: Min. 26 .Q (6.87 US gal, 5.72 UK gal) l Refill capacity: 26 e (6.87 US gal, 5.72 UK gal) l Prepare a socket wrench and filter wrench. 1. Remove cover @ under the chassis, then set a container to catch the oil immediately under drain plug 8. 2. Remove drain plug @slowly to avoid getting oil on yourself, and drain the oil. 3.
Check the drained oil, and if there are excessive metal particles or foreign material, please contact your Komatsu distributor. AE080730 4. Install drain plug 8. 5. Using a filter wrench, turn filter cartridge @ counterclockwise to remove it. When doing this, to prevent getting oil on yourself, do not carry out this operation from immediately under the cartridge. In particular, if this operation is carried out immediately after stopping the engine, a large amount of hot oil will come out, so wait for 10 minutes before starting the operation. 6.
Clean the filter holder, fill the new filter cartridge with clean engine oil, then coat the packing surface with engine oil (or coat thinly with grease), and install it to the filter holder. 7. When installing, tighten until the packing surface contacts the seal surface of the filter holder, then tighten approx. a further l/2 - 314 turn. 3-51