WASHER-HARD 3979301 - Caterpillar

(1) Torque for bolts ... 270 25 N m (200 18 lb.ft.)(2) Use shims as needed to obtain an end play for pinion gear of ... 0.03 to 0.34 mm (.001 to .013 in.)(3) Put 5P3413 Pipe Sealant on threads of two bolts before installation.(4) Torque for bolts ... 750 80 N m (550 60 lb.ft.)(5) Torque for bolts ... 750 80 N m (550 60 lb.ft.)(6) Torque for bolts ... 270 25 N m 200 18 lb.ft.)(9) Rubber toric seals and all surfaces in contact with them must be clean and dry at assembly. Put a thin layer of oil on the surfaces of metal seals that are in contact just before installation. Metal seal rings must be square with the bore and rubber toric seals must not be bulged or twisted.(10) Torque for four bolts ... 475 50 N m (350 37 lb.ft.)(11) Torque for bolts ... 475 50 N m (350 37 lb.ft.)(12) Torque for six studs ... 55 10 N m (41 7 lb.ft.)Procedure To Adjust Wheel Bearings:
1. Heat bearings (8) to 120°C (250°F) for a maximum of eight hours.2. Install bearings and hub on case.3. Install retainer (7) with four equally spaced bolts (6) and tighten bolts to a torque of 95 10 N m (70 7 lb.ft.) while hub is rotated.4. Install remainder of bolts (6) and tighten all of bolts (6) to a torque of 270 25 N m (200 18 lb.ft.) while hub is rotated. Do Steps 3 and 4 while bearings are still hot.