3306B GENERATOR SET ENGINE Caterpillar


Crankshaft Rear Seal & Wear Sleeve

Usage:

Remove & Install Crankshaft Rear Seal & Wear Sleeve

Start By:

a. remove flywheel


NOTICE

Keep all parts clean from contaminants. Contaminants put into the system may cause rapid wear and shortened component life.



NOTICE

When a rear seal is replaced, the wear sleeve must also be replaced.


1. Remove the crankshaft rear seal with Tool (A).

2. Install Tool (C) as shown.

3. Install Tool (B) between Tool (C) and the wear sleeve. Turn Tool (B) until the edge of the tool makes a flat place (crease) in the wear sleeve. Do this in two or more places until the wear sleeve is loose.

4. Remove Tool (C) and the wear sleeve by hand.

NOTE: The following steps are for the installation of the crankshaft rear seal and wear sleeve.


NOTICE

Once there is a separation of a seal and wear sleeve they cannot be used again. Used seals cannot be used again.


NOTE: Do not use any type of lubrication during the installation of the seal group.


NOTICE

The crankshaft seal and wear sleeve come as a set and must not be separated from each other at any time. Carefully read Special Instruction, SMHS8508, that is included with each seal and wear sleeve before any handling of the seal group is made.


5. Install the crankshaft rear seal and wear sleeve with Tooling (D) as follows:

a. Put 9S-8871 Locator (1) in position on the crankshaft and install the 9S-8890 Bolts that hold it in place.

b. Use 4C-9500 Quick Cure Primer to clean the outside diameter of the crankshaft flange (3) and the inside diameter of wear sleeve (2).

c. Put 4C-9507 Retaining Compound on the outside diameter of crankshaft flange (3) and the inside diameter of wear sleeve (2).

d. Put seal assembly [wear sleeve (2) and seal (6) on locator (1)]. Put 6V-7876 Installer (4) on locator (1) and install 9S-8858 Installer Nut (5). Put lubrication on the face of the washer and the nut.

e. Tighten nut (5) until installer (4) comes in contact with locator (1).

f. Remove Tooling (D) and check the wear sleeve and seal for correct installation.

End By:

a. install flywheel

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