KIT-SEAL 2125684 - Caterpillar

Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 8T-2998 Lubricant 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: For information on reusability of the components in the fuel transfer pump, refer to Guideline For Reusable Parts And Salvage Operations, SEBF8434, "3100 Governor Inspection and General Information for Mechanical Governor Groups Used in 3114, 3116, and 3126 Engines Equipped with Mechanical Unit Injectors (MUI)".
Illustration 1 g00623719
Lubricate fitting (10) and the bore with clean engine oil. Install the check valve and fitting (10).
Illustration 2 g00623714
Inspect the condition of the O-ring seal. Replace the O-ring seal, if necessary. Install lower O-ring seal (9).
Apply Tooling (A) on the face of lifter (8). Install sleeve assembly (7). Ensure that the flat on the sleeve aligns with the flat in the bore of the housing.
Illustration 3 g00623687
Lubricate piston (5) with clean engine oil. Install piston (5) and spring (4).
Illustration 4 g00623686
Lubricate fitting (3) and the bore for the check valve with clean engine oil. Install the check valve with the sealing face toward the fitting.
Install the O-ring seal and fitting (3).
Illustration 5 g00623671
Illustration 6 g00623633
Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Place cover (1) over spring (4). Install bolts (2) in order to compress spring (4).