GEAR-RING 1972731 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     1U-7262     Telescoping Magnet     1    Start By:
If the engine is equipped with a balancer, remove the balancer. Refer to Disassembly and Assembly, "Balancer - Remove". If the engine is not equipped with a balancer, remove the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".
Remove the camshaft. Refer to Disassembly and Assembly, "Camshaft - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01343537
Typical example
If the crankshaft is installed, rotate the crankshaft in order to gain access to lifters (1) .
Use Tooling (A) to remove lifters (1) .Note: Make a temporary identification mark on each lifter in order to identify the correct location.
Repeat Steps 1 and 2 in order to remove the remaining lifters.Installation Procedure
Table 2
Required Tools    
Tool     Part Number     Part Description     Qty    
A     1U-7262     Telescoping Magnet     1    
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
It is strongly recommended that all lifters should be replaced when a new camshaft is installed.
Clean the lifters. Follow Steps 1.a through 1.c in order to inspect the lifters. Replace lifters that are worn or damaged.
Inspect the seat of the pushrod in the lifter for visual wear or damage.
Inspect the shank of the lifter for wear or damage. Refer to Specifications, "Lifter Group" for more information.
Inspect the face of the lifter that runs on the camshaft for visual wear or damage.
If the crankshaft is installed, rotate the crankshaft to access to the cylinder block in order to install lifters (1) .
Lubricate lifters (1) with clean engine oil.
Illustration 2 g01343537
Typical example
Use Tooling (A) to install lifters (1) to the cylinder block. Ensure that used lifters are installed in the correct location.Note: The lifters should be free to rotate.
Repeat Steps 2 through 4 in order to install the remaining lifters.End By:
Install the camshaft. Refer to Disassembly and Assembly, "Camshaft - Remove and Install".
If the engine is equipped with a balancer, install the balancer. Refer to Disassembly and Assembly, "Balancer - Install". If the engine is not equipped with a balancer, install the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".