COVER GP-ENGINE 2051480 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Magnets 8
B 390-1149 Driver 1 Start By:
Remove the rocker shaft and pushrods.
Remove the flywheel housing.
Remove the oil pan. (Only necessary if valve lifters will be removed.) Note: Refer to Specifications, "Engine Design" for non-specified engine torque values.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Find top dead center for number 4 piston. Refer to Testing and Adjusting, "Finding Top Center for No. 4 Piston".
Illustration 1 g02795978
Ensure that Timing Marks (Y) on the idler gear and the camshaft gear are aligned. Refer to illustration 1.
Illustration 2 g02798975
Use Tooling (A) to hold up the valve lifters (1) in order to remove the camshaft.
Illustration 3 g02796757
Do not damage the lobes or the bearings when the camshaft is removed or installed.
Remove bolts (3).
Carefully remove camshaft (2) from the cylinder block.
Remove Tooling (A). Use a suitable container to catch the valve lifters (1) as the valve lifters (1) slide out the bottom of the cylinder block.
Illustration 4 g02880896
Remove camshaft cover (4). Installation Procedure
Install camshaft (2) in the reverse order of removal.
Illustration 5 g02881018
Place camshaft cover (4) on Tooling (B).
Illustration 6 g02881076
Use Tooling (B) to install the camshaft cover (4).
Tighten bolts (3) to a torque of 24 to 27 N m (212 to 239 lb in).