MAINTENANCE I. PILOT LINE FILTER Clean the pilot system filter/screen on a new ma- chine after the first 50 hours of engine operation, then clean it every 500 hours. WARNING NEVER CHANGE OILS OR FILTERS ON A MACHINE THAT HAS JUST FINISHED WORKING. ALLOW MA- CHINE TO COOL FIRST UNTIL OILS AND FLUIDS ARE WARM NOT HOT. RELEASE HYDRAULIC TANK PRESSURE BEFORE WORKING WITH ANY HYDRAULIC COMPONENT. PILOT SYSTEM FILTER 1. Move the machine to a firm level surface, place the attachment on the ground in the hydrauilic oil check position, and release the tank pres- sure. 4 FIGURE 4.31A SK32001028 Remove cap to release hydraulic tank pressure 2.
Open the main pump access door, lock it open, and locate the pilot manifold mounted to the side of the hydraulic tank. See Figure 4.31A. ELEMENT 3. Loosen the manifold block case with spanner 24mm(0.94"). See Figure 4.31B. O-RING CASE SK32004117 4. Clean the removed parts and fit new element and O-ring in the case. FIGURE 4.31B 5. After the case is installed on the filter base, tighten it with spanner 24mm(0.94"). Tightening torque: 2.5 to 3.5kgf.m(18 to 25ft.lbs) 6. Close & lock the main pump access door. SK210(LC)/SK250(LC)–VI Dynamic Acera OM, 09/00 Rev.2 4-31