GEAR-INPUT 4914627 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool    Part Number    Part Description    Qty    
A     1U-7600     Slide Hammer Puller     1    
B (1)     5P-7314     Distorter Ring     1    
C (1)     5P-7312     Seal Distorter     1    
( 1 ) Part of the 5P-7318 Wear Sleeve Distorter Group Start By:
Remove the vibration damper and the pulley. Refer to Disassembly and Assembly, "Vibration Damper and Pulley - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: The front seal and the wear sleeve must be replaced at the same time. Once the seal and the wear sleeve are separated, these components can not be used again. Refer to Special Instruction, SMHS8508, "Special Handling Information and Installation Instructions for Crankshaft Seal Groups That Have Hydrodynamic Grooves In the Sealing Lip" before the seal is serviced.Type 1
Illustration 1 g00829187
Type 1 seal design. (1) Seal (2) Wear sleeve
Illustration 2 g00582156
Typical example
Use a punch or Tool (A) to puncture a hole in seal (1). Use Tool (A) to remove seal (1) .
Illustration 3 g00582158
Typical example
Place Tool (B) in position. The correct position is shown in Illustration 3.
Install Tool (C) between Tool (B) and the wear sleeve. Turn Tool (C), until the edge of the tool makes a flat crease in the wear sleeve. Repeat this procedure until there are enough creases in the wear sleeve in order to allow the wear sleeve to be slipped off the end of the crankshaft.
Remove Tool (B) and the wear sleeve by hand.Type 2
Illustration 4 g00829143
New seal design (1) Seal (2) Wear sleeve flange (3) Wear sleeve
Use a hammer and a punch in order to puncture 3 holes in the wear sleeve (3) on the flange of the wear sleeve (2). Use Tool (A) to remove the wear sleeve (3) .
Use a punch or Tool (A) to puncture a hole in seal (1). Use Tool (A) to remove seal (1) .