CONTROL GP-TRANSMISSION HYD 2813159 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     8T-2998     Lubricant     -    
B     185-3986     Loctite® 593     -    Start By:
Remove the valve mechanism cover.
Remove the rocker arms and shaft assembly.
Remove the rear cover.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Do not damage the lobes or the bearings when the camshaft is removed or installed.
Set the No. 1 piston to top center on the compression stroke. Refer to Testing and Adjusting, "Finding Top Center Position for No. 1 Piston".
Illustration 1 g03849545
Remove bolts (1) and timing wheel and spacer (2) .
Illustration 2 g03849562
Note: Make index marks on the camshaft gear (4) as well as adjacent idler gear and fuel pump gear prior to removal to aid in installation.
Remove bolts (3) and camshaft gear (4) .
Illustration 3 g03849643
Remove bolts (5) and camshaft sealing plate (6) .
Illustration 4 g03849611
Remove camshaft (7) from the cylinder head being careful not to damage camshaft lobes or camshaft bearings.Installation Procedure
Install camshaft (7) in the reverse order of removal.Note: During the installation of the camshaft, rotate the camshaft in both directions in order to prevent binding in the camshaft bearing bores.
Lubricate the camshaft lobes with Tooling (A). Apply clean engine oil on the camshaft bearing journals. Carefully install camshaft (7) in the cylinder block.
Apply Tooling (B) to back of camshaft sealing plate (6) Note: When installing camshaft sealing plate (6), ensure that tooling (B) does not cover the cylinder head oil return holes as engine damage could occur.
Illustration 5 g03849733
Illustration 6 g03849821
Tighten bolts (5) to a torque of 20 2 N m (177 18 lb in) in the star pattern shown in first illustration. Tighten bolts (5) again to a torque of 20 2 N m (177 18 lb in)in the radial order shown in second illustration.
Tighten bolts (3) to a torque of 25 1 N m (221 9 lb in) then tighten an additional 45° 5°.
Tighten bolts (1) to a torque of 23 2 N m (204 18 lb in).
Align the camshaft timing wheel (2). Refer to Troubleshooting, "Engine Speed/Timing Sensor - Calibrate".
Check the camshaft gear backlash. Refer to Testing and Adjusting, "Rear Gear Group - Time" for the proper procedure.