BLOCK 3070762 - Caterpillar

Illustration 1 g01696693
Note: All surfaces that contact the rubber toric rings and the actual rings must be cleaned and dry at assembly. Also apply a thin film of oil to the contacting surfaces of the seals. (1) Shims Outer diameter of all shims ... 66.55 mm (2.620 inch) Thickness of 7D-8439 Shim ... 0.18 mm (.007 inch) Thickness of 7D-8441 Shim ... 0.13 mm (.005 inch) Thickness of 9D-7047 Shim ... 0.51 mm (.020 inch) (2) Torque for three bolts ... 260 14 N m (192 10 lb ft) (A) Complete Brake Pack New Thickness ... 50.14 1.65 mm (1.974 0.065 inch) Maximum Wear Of The Thickness Of The Brake Pack That Is Permissible ... 4.83 mm (0.190 inch) Thickness For Inspection ... 45.31 mm (1.784 inch) (3) Lubricate the friction discs at assembly with the lubricant that is being used. (4) Lubricate the seals with a thin covering of the lubricant that is being sealed. (5) Lubricate the bores with a thin covering of the lubricant that is being sealed. (6) 7D-8434 Disc Quantity ... 10 New Thickness ... 1.91 0.05 mm (.075 .002 inch) (7) 6Y-7916 Friction Disc Quantity ... 9 New Thickness ... 3.45 0.13 mm (.136 .005 inch) Reusable Minimum Thickness ... 2.92 mm (.115 inch) New Minimum Groove Depth ... 0.40 mm (.016 inch) Reusable Minimum Groove Depth ... 0.127 mm (.0050 inch) (8) Torque for six bolts ... 40 7 N m (30 5 lb ft) (9) 9J-5498 Spring Quantity ... 6 Test length ... 46.02 mm (1.812 inch) Test force ... 200 10 N (45 2 lb) Free length after test ... 68.8 mm (2.71 inch) Outside diameter ... 20.96 mm (.825 inch) (10) Torque for ten bolts ... 240 40 N m (175 29 lb ft) (11) Torque for two bolts ... 240 40 N m (175 29 lb ft)