SCREW 2U2480 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1U-7600 Slide Hammer Puller 1
B 1U-7325 Distorter Adapter -
6V-3143 Distorter Adapter(1) -
C 5P-7409 Sleeve Distorter 1
(1) For use with engines equipped with a seal adapter.Start By:
Remove the vibration damper. Refer to Disassembly and Assembly, "Vibration Damper - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Every time that the crankshaft seal is removed from the wear sleeve, a new wear sleeve and crankshaft seal must be installed.
Illustration 1 g00659180
Drill three evenly spaced holes in crankshaft front seal (1) and use Tooling (A) to remove crankshaft front seal (1) from the front housing.
Illustration 2 g00659181
Insert Tooling (B) between the front housing and wear sleeve (2).
The use of excessive force on the sleeve distorter can cause the distorter adapter to crack the housing. To help avoid damage to the engine, do not use excessive force to remove the wear sleeve.
Insert Tooling (C) between Tooling (B) and wear sleeve (2). Carefully turn Tooling (C) until the edge of the tool creates a crease in wear sleeve (2).Repeat this procedure several times around wear sleeve (2) until wear sleeve (2) can be removed by hand.