HYDRAULIC SYSTEM Ch 5 page 26 Main pump pressure adjusting Low Pressure Adjustment: Connect the pressure gauge at the test port LSP1M on the Test Block. Engine idle, read pressure, move pressure gague to P1M. Adjust the pump to the correct value (LSP1M pressure +20 bar). Loosening the nut and turning the screw clockwise you will increase pressure Loosening the nut and turning the screw counterclockwise you will decrease pressure Be sure to lock the nut after adjustments. A (145) TMPR ACC3 (144) PS ACC2 (143) LSOM ACC1 (142) FDM B (141) LSP1M P1M (140) Figure 19 High Pressure Figure 20 SHOP MANUAL