PISTON ROD 6R9579 - Caterpillar

(1) 6E-5908 Pilot Operated Relief Valve: Pressure setting ... 15 100 150 kPa (2190 22 psi)With a flow of ... 265 4 L/min (70 1 U.S. gpm) Engine speed must be at high idle.Install relief valve to a torque of ... 110 10 N m (80 7 lb ft)(2) Turn retainer assembly clockwise to increase pressure and counterclockwise to decrease pressure. One-quarter turn will change the pressure approximately ... 1260 kPa (185 psi)(3) Tighten nut to a torque of ... 50 7 N m (37 5 lb ft)(4) Tighten cap to a torque of ... 110 10 N m (80 7 lb ft)(5) 8J-0322 Spring for relief valve: Test length ... 36.8 mm (1.45 in)Test force ... 137 11 N (30.4 2.4 lb)Free length after test ... 42.1 mm (1.66 in)Outside diameter ... 11.1 mm (.44 in)(6) 8H-3532 Spring for flow valve: Test length ... 25.4 mm (1.00 in)Test force ... 88 to 103 N (19.8 to 23.2 lb)Free length after test ... 42.1 mm (1.66 in)Outside diameter ... 11.9 mm (.47 in)(7) Hole in flow control orifice must be aligned with the holes in the valve body.(8) 3F-8845 Spring for check valve: Test length ... 21.4 mm (.84 in)Test force ... 32.5 to 38.3 N (7.3 to 8.6 lb)Free length after test ... 46.0 mm (1.81 in)Outside diameter ... 15.9 mm (.62 in)(9) 4J-7066 Spring for check valve: Test length ... 51.6 mm (2.03 in)Test force ... 18 1 N (3.9 .3 lb)Free length after test ... 76.2 mm (3.00 in)Outside diameter ... 28.4 mm (1.12 in)(10) Steering valve port.(11) Steering valve return port.(12) Tank port.(13) Pump port.(14) Supplemental steering port.