416D, 420D, 424D, 428D, 430D, 432D, 438D and 442D Backhoe Loaders Hydraulic and Steering System Caterpillar

Illustration 1	g00829044
190-3400 Control Valve (Backhoe Bucket)

(1) Torque for the bolts ... 8.0 ± 1.5 N·m (71.00 ± 13.00 lb in)

(2) 187-0527 Relief Valve

Torque for the relief valve ... 75.0 ± 8.0 N·m (55.00 ± 6.00 lb ft)

Relief valve setting at a flow rate of 2.0 ± 0.5 L/min (0.50 ± 0.13 US gpm) ... 28,300.0 kPa (4100.00 psi)

(3) 187-0524 Relief Valve

Torque for the relief valve ... 75.0 ± 8.0 N·m (55.00 ± 6.00 lb ft)

Relief valve setting at a flow rate of 2.0 ± 0.5 L/min (0.50 ± 0.13 US gpm) ... 27,600.0 ± 350.0 kPa (4000.00 ± 50.00 psi)

(4) Torque for the two bolts ... 5.5 ± 1.5 N·m (49.00 ± 13.00 lb in)

(5) Torque for the plug ... 75.0 ± 8.0 N·m (55.00 ± 6.00 lb ft)

(6) 197-2709 Spring

Free length of the spring ... 50.65 ± 1.47 mm (1.994 ± 0.058 inch)

Outside diameter ... 14.17 ± 0.25 mm (0.558 ± 0.010 inch)

Inside diameter ... 10.10 mm (0.398 inch)

(7) 195-2406 Spring

Free length ... 71.63 ± 0.38 mm (2.820 ± 0.015 inch)

Load for the spring at a length of 28.7 mm (1.13 inch) ... 9.08 ± 0.12 kg (20.00 ± 1.0 lb)

Outside diameter ... 27.56 ± 0.53 mm (1.085 ± 0.021 inch)

Inside diameter ... 23.24 mm (0.915 inch)

(8) Torque for the bolt ... 8.0 ± 1.5 N·m (71.00 ± 13.00 lb in)

(9) Torque for the shuttle seat assembly ... 14.0 ± 2.0 N·m (124.00 ± 18.00 lb in)

(10) Torque for the housing ... 14.0 ± 2.0 N·m (124.00 ± 18.00 lb in)