MAINTENANCE C. Hot Surfaces & Fluids– FIGURE 4.4A Use caution and wear the proper safety equipment when working around hot areas. Never change oils, engine coolant or filters immediately after a ma- chine has been stopped. Allow machine to cool down before performing maintenance procedures. D. Warm Engine Oil Engine oil should have a temperature should be between 20 ° C ~ 40 ° C (68 ° F ~ 104 ° F) before the oil is changed. If necessary run engine until the oil is warm within the recommended oil change tem- perature. SK32004005 FIGURE 4.4A E.
“Tag-Out” Machine– FIGURE 4.4B Before beginning any inspection or maintenance procedures, secure a “DO NOT OPERATE” tag to the operators console to inform the operator that the machine will be inoperable for inspection and maintenance. This tag will help prevent accidental starting of the machine. Order tag P/N: YN20T01320P1 DO NOT OPERATE 4 F. Inspect Waste Oils and Filters– FIGURE 4.4C Before disposal, inspect all waste oils, fluids and filters for debris and foreign material. It is recom- mended to cut open the oil filters to determine any abnormal wear. FIGURE 4.4B SK32004006 G.
Prevent Contamination– FIGURE 4.4D Always cap or plug lines when hydraulic compo- nents are removed to help prevent hydraulic sys- tem contamination that can be caused by dirt, dust and debris entering a line or port. CHECK FOR DEBRIS CAUTION Never allow a hydraulic line or component to become contaminated. This could cause severe system damage. Contact an authorized KOBELCO dealer to obtain the proper caps and plugs to be used on this machine. Re- fer to Specification’s Section, page 6-41, for proper part numbers. SK32004007 FIGURE 4.4C H. Seals & “O”-Rings Always replace seals and “O”-Rings with new parts. Never reuse a seal or “O”-Ring during reassembly of components.
Make sure to lubricate all new seals with the appropiate oil before installation. SK32004008 FIGURE 4.4D 4-4 SK210(LC)/SK250(LC)–VI Dynamic Acera OM, 09/00 Rev.2