BRACKET 2801912 - Caterpillar

Illustration 1 g01330221
(1) Etch the cylinder number on the connecting rod and the cap in this location. Mark the connecting rod and the cap with a number 1 through 6. Mark the numbers on the same side of the connecting rod as the bearing retainer notch.Note: Install the connecting rod in the engine with the part number to the rear of the engine.Note: If you replace a connecting rod make sure that you do not combine fractured connecting rods with machined connecting rods. Refer to Special Instruction, REHS3801, "Combining Machined Connecting Rods and Fractured Connecting Rods on C13 Engines" for more instruction. (2) Tighten the connecting rod bolts. Use the instructions that follow.
Tighten the connecting rod bolts.Tighten the connecting rod bolts to the following torque. ... 130 7 N m (95 5 lb ft)
Tighten each connecting rod bolt for an additional amount.Rotate each connecting rod bolt in the clockwise direction. ... 60 5 degrees (1/6 of a turn) (A) Bore in the connecting rod for the piston pin bearing ... 57.810 0.013 mm (2.2759 0.0005 inch) (B) Bore in the bearing for the piston pin ... 53.205 0.008 mm (2.0947 0.0003 inch)Diameter of the piston pin ... 53.155 0.005 mm (2.0927 0.0002 inch)Thoroughly lubricate the piston pin with clean engine oil prior to assembly of the piston and connecting rod. (C) Location of the bearing joint from the horizontal centerline of the pin bore ... 12.5 5 degrees (D) Bore in the connecting rod for the crankshaft bearing ... 93.800 0.013 mm (3.6929 0.0005 inch) (E) Distance between the center of the bearings ... 247.5 mm (9.74 inch)Note: The connecting rod must be heated for the installation of the piston pin bearing. Do not use a torch. (F) The connecting rod may be heated from 175 °C to 260 °C (347 °F to 500 °F) for the installation of the piston pin bearing. Maximum distance for heating the connecting rod ... 88 mm (3.5 inch)