STRUCTURE AND FUNCTION HYDRAULIC PUMP HST PUMP LPV40 + 40 (SK714-5 HIGH FLOW) 1 8 7 2 8 7 5 6 4 3 RKS00300 8 9 9 8 1. Piston pump 2. Control piston 3. Suction safety valve 4. Charge safety valve 5. Charge pump 6. Work equipment pump 7. Adjustment screw (Neutral position) 8. Adjustment screw (Max. displacement 9. Adjustment screw (Pump power control) STRUCTURE This pump is composed of variable swash plate type tan- dem piston pumps (1), control pistons (2), suction safety valves (3), charge safety valve (4), charge pump (5), work equipment gear pump (6), and adjustment screws (7), (8), (9). 10-18 SK714-5 SK815-5 SK815-5 turbo