COVER 2388705 - Caterpillar

Reference: Refer to Reuse and Salvage Guidelines, SEBF8418, "Salvage of Water Pumps in 3500 Series Engines" for reuse and salvage guidelines.
Illustration 12 g01040290
Use Tooling (E) and a suitable press to install bearing assembly (17) on pump shaft (12).
Install bearing cone (23) on the pump shaft.
Install spacer (22) and bearing cups (21) on the pump shaft.
Install bearing cone (20) on the pump shaft.
Illustration 13 g01035607
The splined end of the pump shaft is marked to indicate either RH threads or LH threads on the pump shaft. Install bearing locknut (16). Use Tooling (D) on the bearing locknut. Tighten the bearing locknut to a torque of 300 30 N m (221 22 lb ft).Note: The torque wrench must be 90 degrees to Tooling (D).
Install set screws (15) and tighten to a torque of 4.0 1.02 N m (35.403 9.07 lb in).
Retighten set screws (15) to a torque of 7.2 0.2 N m (64.7 1.8 lb in).
Illustration 14 g01035690Note: Do not damage the wear surfaces of the carbon ring or the ceramic ring. Do not touch the wear surfaces of the carbon ring or the ceramic ring. Install the ceramic ring with the smoothest face of the ring toward the carbon seal.
Apply Tooling (F) to the outside diameter of ceramic seal (18) that is recessed inside the rubber ring . Use Tooling (G) and hand pressure to install ceramic seal (18) and the rubber ring in bearing housing (3).
Illustration 15 g01035699
Use Tooling (A) and a suitable press to install lip seal (19) in bearing housing (3). Ensure that the lip is toward the outside.Note: Install the lip seal dry. Install the lip seal within 2 minutes of removal from the shipping sleeve.
Illustration 16 g01035809
Lubricate pump shaft (12) with clean engine oil. Install the pump shaft in bearing housing (3). Install retainer (11). Install socket head bolts (10) and tighten to a torque of 12 3 N m (9 2 lb ft).
Illustration 17 g01035829Note: Do not damage the wear surfaces of the carbon ring or the ceramic ring. Do not touch the wear surfaces of the carbon ring or the ceramic ring. Install the ceramic ring with the smoothest face of the ring toward the carbon seal.
Remove spring (14) from ceramic seal (13).
Apply Tooling (F) to the inside diameter of ceramic seal (13). Use hand pressure and the tool that is supplied with the water pump seal group to install the ceramic seal. The face of ceramic seal (13) should make light contact with ceramic seal (18).
Install spring (14).
Lubricate pump shaft (12) on bearing housing (3) with clean engine oil. Position impeller (9) on the pump shaft.
Illustration 18 g01035846
Place bearing housing (3) on impeller (9). Use a suitable press and press pump shaft (12) into the impeller. Install the impeller so the dimension between the impeller and the pump shaft is 0.000 0.076 mm (0.0000 0.0030 inch).
Illustration 19 g01035264
Install O-ring seal (8) on bearing housing (3). Lubricate the O-ring seal with clean engine oil.
Position bearing housing (3) in housing (5). Install