GEAR 3Y1768 - Caterpillar

Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Ensure that all components of the camshaft are clean and free from damage. Replace any components of the camshaft that are worn or damaged.
Illustration 1 g03337467
Illustration 2 g03337464
Illustration 3 g03337466
Lubricate the bearings of the camshaft with clean engine oil. Carefully install camshaft assembly (8) into the cylinder block. Ensure that timing Marks (X) are aligned with crankshaft gear (7), camshaft gear (4), and idler gear (6). Note: Do not damage the lobes of the camshaft or the camshaft bearings.
Install camshaft retainer (5). Ensure that the holes in the camshaft retainer are aligned with the holes in the cylinder block. Note: For C1.5 engines have a different camshaft retainer and different fasteners to C2.2 engines. The installation procedure is similar for all models.
Rotate camshaft gear (4) in order to align the access hole in the camshaft gear with allen head screw (2) and bolt (1). Install allen head bolt (2) and bolt (1) hand tight. Note: For C1.5 engines, have allen head bolt (2) and bolt (1) installed.
Tighten allen head bolt (2) and bolt (1) to a torque of 10 N m (89 lb in).
Rotate camshaft gear (4) in order to align the access hole in the camshaft gear with bolts (1). Install bolts (1) hand tight. Note: For C2.2 engines, have bolts (1) installed.
Tighten bolts (1) to a torque of 10 N m (89 lb in).
Install slider (3) to camshaft gear (4). End By:
Install the lifters. Refer to Disassembly and Assembly, "Lifter Group- Remove and Install" for the correct procedure.
Install the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Install" for the correct procedure.