Challenger 65E, Challenger 75E, Challenger 85E and Challenger 95E Agricultural Tractors Implement, Steering and Brake Hydraulic Systems Caterpillar

Illustration 1	g00132235

Pressure setting for pressure compensation ... 20700 ± 500 kPa (3000 ± 73 psi)

Margin pressure setting ... 1700 ± 150 kPa (245 ± 22 psi)

(1) Torque for two M8 locknuts ... 17 ± 3 N·m (13 ± 2 lb ft)

(2) Torque for plug ... 79 ± 4 N·m (60 ± 3 lb ft)

(3) 6E-4246 Margin Spring

First Test

Test length ... 36.92 mm (1.454 inch)

Test force ... 43 ± 6 N (9.7 ± 1.3 lb)

Second Test

Test length ... 34.07 mm (1.341 inch)

Test force ... 145 ± 6 N (33 ± 1.3 lb)

Length after test ... 38.1 ± 0.13 mm (1.50 ± 0.005 inch)

Outside diameter ... 14.47 mm (0.570 inch)

(4) Torque for plug ... 30.5 ± 1.5 N·m (22.50 ± 1.11 lb ft)

(5) Torque for two plugs ... 30.5 ± 1.5 N·m (22.50 ± 1.11 lb ft)

(6) 6E-4228 Cutoff Spring

First Test

Test length ... 44.7 mm (1.76 inch)

Test force ... 871 ± 54 N (196 ± 12 lb)

Second Test

Test length ... 46.22 mm (1.820 inch)

Test force ... 767 ± 64 N (172 ± 14 lb)

Length after test ... 57.15 mm (2.25 inch)

Outside diameter ... 24.5 mm (0.96 inch)

(7) Torque for plug ... 101.5 ± 4.5 N·m (75 ± 3 lb ft)