Coupler 4C7253 - Caterpillar

(1) 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 the metal seals that are in contact just before installation. Put lubricant on all other seals at assembly.(2) Clean threads with Locquic Primer and apply Loctite 271 or similar thread lock prior to assembly. Final torque after wheel bearings are adjusted ... 150 20 N m (110 15 lb ft)(3) Torque for three bolts that fasten the thrust plate to the cover ... 55 7 N m (41 5 lb ft)(4) Inside diameter of a new planetary gear ... 66.274 0.010 mm (2.6092 .0004 in)(5) Diameter of new planetary shafts ... 47.193 0.008 mm (1.8580 .0003 in)(6) Assemble planetary so 4V-5233 Steel Washers are against gear face.(7) Torque for 20 bolts that fasten the carrier to the wheel assembly ... 300 25 N m (220 20 lb ft)(8) Torque for sixteen nuts that fasten the spindle to the axle housing assembly ... 375 50 N m (275 37 lb ft)