3508, 3512 and 3516 Generator Set Engines Caterpillar

Installation Procedure For Seals 113-8432 and 113-8433

Show/hide table

Illustration 1	g00588333

1. Install adapter (3) on Tool (A).
   Show/hide table

   NOTICE
   If the crankshaft seal and the wear sleeve come apart during installation, the crankshaft seal and the wear sleeve must be replaced.

   Note: The front crankshaft seal and the wear sleeve cannot be interchanged with the rear crankshaft seal and the wear sleeve.

2. Place crankshaft seal (2) and wear sleeve (1) on adapter (3). Ensure that the lip of the seal is facing upward.

3. Install the O-ring seal on adapter (3).

4. Install Tool (B) on the studs of Tool (A). Install Tool (C) and tighten evenly until the seal is against the bottom of the adapter bore.

5. Remove Tools (C), (B), and (A) from adapter (3).
   Show/hide table

   NOTICE
   Do not place engine oil on the crankshaft seal for installation. Lubrication of the crankshaft seal can give a false indication of leakage at a later time.

6. Clean the outer surface of the crankshaft with 4C-9500 Quick Cure Primer.

7. Place clean engine oil on the O-ring seal and install the seal on adapter (3). Apply 4C-9507 Retaining Compound to the outside diameter of the crankshaft and to the inside diameter of the wear sleeve.
   Show/hide table

   Illustration 2	g00588337

8. Install Tool (D) on the end of the crankshaft.

9. Install Tool (E) in the drive housing. Place adapter (3) on Tool (E) and (D). Ensure that the wear sleeve makes contact with the end of the crankshaft.
   Show/hide table

   Illustration 3	g00588348

10. Install Tool (B) over the outside diameter of Tool (F) until Tool (B) is against the shoulder of Tool (F).

11. Install Tool (B) and (F) on Tool (E).

12. Apply 1P-0808 Multipurpose Grease on the face of Tool (G). Install Tool (G) on Tool (D). Tighten Tool (G) until the wear sleeve and the adapter are in the correct position.

13. Remove the Toolings from the engine.

    Note: Use Tool (H) in place of Tools (B) and (F) if the engine does not have an adapter.

    Show/hide table

    Illustration 4	g00588350

14. Install bolts (4) in adapter (3).

    Note: Refer to the Specifications Module, "Crankshaft Wear Sleeves And Seals" for more information.

Installation Procedure For Seals 436-1478 and 436-1479

Note: Ensure that there are no imperfections on the mating surfaces of the crankshaft, the installation tooling, or on the sealing surface of the crankshaft. Surface imperfections can distort the seal during installation and will cause the seal to malfunction.

Show/hide table

Illustration 5	g06042924

1. Using Tooling (J), install rear seal (1) as outlined in the following steps:

   1. Install pilot (J1) to the crankshaft and install bolts (J2).

   2. Position rear seal (1) onto pilot (J1).

   3. Install driver (J3) onto the shaft of pilot (J1). Mark driver (J3) at the 12 O' Clock position. Install bearing (J4) and nut (J5).

   4. Tighten nut (J5) until the base of driver (J3) contacts the skirt of pilot (J1). Loosen nut (J5) and rotate driver (J3) 180 degree. Retighten nut (J5) until driver (J3) contacts the skirt of pilot (J1).

2. Remove Tooling (J).

End By:

1. Install the flywheel.