308C CR Excavator Hydraulic System – Control Valve (Main)



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(1) Torque for 44 bolts … 10.8 ± 1 N·m (95 ± 9 lb in)

(2) Torque for one plug … 15.0 ± 1.5 N·m (135 ± 13 lb in)

(3) Torque for 17 plugs … 72.1 ± 10.3 N·m (55 ± 8 lb ft)

(4) Seven 104-8050 Springs

Outside diameter … 19 mm (0.75 inch)
Free length … 62 mm (2.44 inch)

(5) Torque for 10 rods … 20.5 ± 1.5 N·m (180 ± 13 lb in)

(6) One 104-8051 Spring

Outside diameter … 17 mm (0.67 inch)
Free length … 75 mm (2.95 inch)

(7) Torque for one plug … 181.5 ± 14.5 N·m (135 ± 11 lb ft)

(8) One 095-6623 Spring

Outside diameter … 7 mm (0.28 inch)
Free length … 26 mm (1.02 inch)

(9) Torque for five relief valves … 64 ± 5 N·m (47 ± 4 lb ft)

(10) Eight 093-5515 Springs

Outside diameter … 9 mm (0.35 inch)
Free length … 22 mm (0.87 inch)

(11) Torque for nine plugs … 93 ± 5 N·m (70 ± 4 lb ft)

(12) Torque for two relief valves … 53.5 ± 5 N·m (39 ± 4 lb ft)

(13) Torque for three plugs … 54 ± 5 N·m (40 ± 4 lb ft)

(14) Torque for two plugs … 123.6 ± 17.7 N·m (90 ± 13 lb ft)

(15) Two 104-8080 Springs

Outside diameter … 6 mm (0.24 inch)
Free length … 17 mm (0.67 inch)

(16) One 104-8065 Spring

Outside diameter … 7 mm (0.28 inch)
Free length … 27 mm (1.06 inch)

(17) Torque for main relief valve … 73.5 ± 4.5 N·m (55 ± 3 lb ft)

(18) Torque for two nuts … 20.5 ± 1.5 N·m (180 ± 13 lb in)

(19) Torque for two shutoff valves … 64 ± 5 N·m (47 ± 4 lb ft)

(20) One 112-0029 Spring

Outside diameter … 8 mm (0.32 inch)
Free length … 30 mm (1.18 inch)