SPRING 5J4571 - Caterpillar

Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 201-4211 Camshaft Pilot 1
201-4212 Camshaft Pilot 1
Illustration 1 g01144336
Install Tooling (A). Note: Apply clean engine oil to the lobes and journals of camshaft (2) and Tooling (A).Note: During installation of camshaft (2), rotate the camshaft in both directions in order to prevent binding in the camshaft bearing bores.
Carefully install camshaft (2) in the engine.
When installing the camshaft, make sure the number one cylinder is at top center of the compression stroke with the timing bolt installed in the flywheel. The camshaft timing is very important. The timing mark on the camshaft drive gear must line up with the timing mark on the idler gear. Refer to the Specifications Manual for more information.
Illustration 2 g01144422
Ensure that timing marks (3) on the idler gear are aligned with the timing marks on the crankshaft gear and the camshaft drive gear.
Illustration 3 g01133114
Install bolts (1).
Remove the wires that were used to hold the valve lifters. End By:
Install the camshaft position sensor. Refer to Disassembly and Assembly, "Camshaft Position Sensor - Remove and Install".
Install the front cover. Refer to Disassembly and Assembly, "Front Cover - Install".
Install the rocker shaft and the pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrod - Install".