CYLINDER GP-ARTICULATION 1U1649 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 5S-1330 Valve Spring Compressor 1 Start By:
Remove the cylinder head assembly. Refer to Disassembly and Assembly, "Cylinder Head - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00991548
Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Use Tooling (A) to compress valve spring (4). Remove retainer lock (6).
Remove Tooling (A). Remove spring retainer (5), valve spring (4), and washer (3).
Remove valve seal (1) and valve (2).
Repeat Steps 1 through 3 in order to remove the remaining inlet valves and exhaust valves. Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
A 5S-1330 Valve Spring Compressor 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 2 g00991548
The valve spring keepers can be thrown from the valve when the valve spring compressor is released. Ensure that the valve spring keepers are properly installed on the valve stem. To help prevent personal injury, keep away from the front of the valve spring keepers and valve springs during the installation of the valves.
Lubricate valve (2) with clean engine oil. Install valve (2) in the cylinder head assembly. Install new valve seal (1) onto the valve guide.
Place the following items on the valve stem: washer (3), valve spring (4) and spring retainer (5). Note: A small amount of grease can be used to hold the retainer locks in position during installation.
Use Tooling (A) to compress valve spring (4). Install retainer lock (6).
Repeat Steps 1 through 3 in order to install the remaining inlet valves and exhaust valves. End By:
Install the cylinder head assembly. Refer to Disassembly and Assembly, "Cylinder Head - Install".