KIT-ELEMENT 4722204 - Caterpillar

9J1780 SHOWN
1U325 SHOWNOpening pressure of relief valve ... 2250 25 psi(15 500 170 kPa)Pressure to each steering cylinder with valve in neutral ... 55 15 psi(380 105 kPa)Permissible difference of pressure (between steering cylinders) with valve in neutral ... 20 psi(140 kPa)Opening pressure of flow control valve (maximum) ... 125 15 psi(860 105 kPa)4J8947 Spring for ball check valve: Length under test force ... .50 in.(12.7 mm)Test force ... .075 .006 lb.(.34 .03 N)Free length after test ... .65 in.(16.5 mm)Outside diameter ... .312 in.(7.9 mm)(1) 4J7490 Spring for dump valve (inner): Length under test force ... 1.63 in.(41.4 mm)Test force ... 13.3 .7 lb.(59 3 N)Free length after test ... 2.00 in.(50.8 mm)Outside diameter ... .60 in.(15.2 mm)(2) 2J6088 Spring for dump valve (outer): Length under test force ... 1.53 in.(38.9 mm)Test force ... 22.05 1.10 lb.(98.1 4.9 N)Free length after test ... 2.34 in.(59.4 mm)Outside diameter ... .81 in.(20.6 mm)(3) 2J6089 Spring for pilot valve: Color code ... yellow stripeLength under test force ... 1.427 in.(36.2 mm)Test force ... 67.58 3.38 lb.(300.7 15.1 N)Free length after test ... 1.737 in.(44.1 mm)Outside diameter ... .492 in.(12.5 mm)(4) 3H2549 Shim thickness ... .010 in.(0.25 mm) One shim will change pressure ... 40 psi(280 kPa)3J7473 Shim thickness ... .005 in.(0.13 mm)One shim will change pressure ... 20 psi(140 kPa)(5) Torque for plug ... 10 2 lb. ft.(14 3 N m)(6) 4J8224 Shims and 5J4776 Shims to move valve spool (to get same oil pressure to each steering cylinder).(7) 5J9338 Spring for valve spool: Length under test force ... 1.69 in.(42.9 mm)Test force ... 35.0 2.5 lb.(155 11 N)Free length after test ... 3.1 in.(79.0 mm)Outside diameter ... 1.51 in.(38.3 mm)