PUMP & MOTOR GP-HOOD TILT 4682143 - Caterpillar

Illustration 1 g00889556 (1) Fuel injection pump gear Bore ... 36.00 to 36.06 mm (1.417 to 1.420 inch)Tighten the four bolts to the following torque. ... 28 N m (21 lb ft)Note: The crankshaft must not be turned unless the fuel injection pump gear is installed.Note: Do not remove the nut that retains the hub of the fuel injection pump to the shaft of the fuel injection pump. If the hub is removed, the hub must be positioned by correctly trained personnel and special test equipment. (2) Camshaft gear Bore diameter of the camshaft gear ... 34.930 to 34.950 mm (1.3752 to 1.3760 inch)Outside diameter of camshaft hub ... 34.900 to 34.920 mm (1.3741 to 1.3747 inch)Clearance between the camshaft gear and the camshaft hub ... 0.008 to 0.048 mm (0.0003 to 0.0019 inch) (3) Tighten the bolt for the camshaft gear to the following torque. ... 95 N m (70 lb ft) (4) Idler gear and hub Bore diameter of the idler gear ... 57.14 to 57.18 mm (2.250 to 2.251 inch)Width of the idler gear and split bearing assembly ... 30.14 to 30.16 mm (1.186 to 1.187 inch)Inside diameter of the idler gear bearing ... 50.78 to 50.80 mm (1.999 to 2.000 inch)Outside diameter of the idler gear hub ... 50.70 to 50.74 mm (1.996 to 1.998 inch)Clearance of the bearing on the idler gear hub ... 0.04 to 0.10 mm (0.002 to 0.004 inch)Idler gear end play ... 0.10 to 0.20 mm (0.004 to 0.008 inch)Maximum permissible end play ... 0.38 mm (0.015 inch)Backlash (minimum) ... 0.08 mm (0.003 inch) (5) Tighten the bolts for the idler gear to the following torque. ... 44 N m (33 lb ft) (6) Crankshaft gear Bore diameter of the crankshaft gear ... 47.625 to 47.650 mm (1.8750 to 1.8760 inch)Outside diameter of the crankshaft for the crankshaft gear ... 47.625 to 47.645 mm (1.8750 to 1.8758 inch)Clearance of the crankshaft gear on the crankshaft for a press fit ... 0.015 0.035 mm (0.0006 0.0014 inch)