SLEEVE 4598634 - Caterpillar

Start By:
Remove the rocker shaft assembly and the pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrod - Remove".
Remove the fuel injection nozzles. Refer to Disassembly and Assembly, "Fuel Injection Nozzles - Remove".
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: The following procedure is for the removal of the inlet valve springs and the exhaust valve springs without removing the cylinder head.
Illustration 1 g00539579
Install Tool (B). Attach an air hose to Tool (B) in order to force air pressure into the cylinder. This will hold the valves in position while the inlet and exhaust valve springs are removed and installed. Note: Maintain air pressure in each cylinder until both of the valve springs are removed and installed.
Use Tool (C) to compress the valve spring (3) .Note: Compress the valve spring evenly in order to avoid damage to the valve stem.
Use the magnetic end of Tool (A) to remove cap (1) and the valve keepers.
Slowly release the tension on Tool (C) .
Remove retainer (2), and spring (3) .Note: Repeat Steps 1 through 5 in order to remove the remaining valve spring of the same cylinder.
Illustration 2 g00525271
Check the valve spring force with Tool (D). Refer to Specifications, "Cylinder Head Valves" for information on the valve springs.
Perform Steps 1 through 6 for the removal and installation of the remaining inlet and exhaust valve springs. Installation Procedure
Table 2
Required Tools    
Tool     Part Number     Part Description     Qty    
A     5S-1322     Valve Keeper Installer     1    
B     9U-6145     Air Connector     1    
C     9U-6144     Adapter     1    
7F-4292 Valve Spring Compressor     1    
6V-5223 Bolt     1    
8T-4121 Washer     1    
6V-5218 Bolt     1    
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 3 g00539579
Keep an air hose connected to Tool (B) in order to force air pressure into the cylinder. This will hold the valves in position while the inlet and exhaust valve springs are removed and installed.
Position valve spring (3) and retainer (2) over the valve stem.
Use Tool (C) to compress valve spring (2) .Note: Compress the valve spring evenly in order to avoid damage to the valve stem.
Install the valve keepers.Note: Tool (A) may be used to install valve keepers.
The valve keepers can be thrown from the valve when the valve spring compressor is released. Ensure that the valve keepers are properly installed on the valve stem. To help prevent personal injury,