C18 Generator set and C18 Marine Engines Caterpillar

Installation Procedure

Show/hide table

Illustration 1	g01053285

1. Install the O-ring seals on bolts (19). Position base assembly (18) on the cylinder block and install bolts (19).

2. Install Tooling (A) in the base assembly. Install gasket (20) on Tooling (A).

3. Attach a suitable lifting device to aftercooler core (11). The weight of the aftercooler core is approximately 14 kg (31 lb).

4. Install aftercooler core (11) on Tooling (A).

5. Install gasket (22) and cover (21) on Tooling (A).

6. Install O-ring seals (25) on adapters (23). Install the adapters and install bolts (24).
   Show/hide table

   Illustration 2	g01381170

7. Install bolts (12).

8. Remove Tooling (A) and install remaining bolts (12).

9. Install three bolts (13) on the back side of the aftercooler.

   Note: Check the alignment of the adapters for the aftercooler prior to installation of the tube assemblies.

10. Install the O-ring seal on tube assembly (9). Apply Tooling (B) to the O-ring seal. Install the retainer sleeve on the tube assembly. Install the tube assembly in the aftercooler.

11. Align tube assembly (9) with the heat exchanger. Slide hose (7) in position. Tighten hose clamps (8).

12. Install bolts (10).

13. Install the O-ring seals on tube assembly (16). Apply Tooling (B) to the O-ring seals. Install elbow (15) on tube assembly (16). Install the retainer sleeve on the tube assembly. Install the tube assembly in the aftercooler.

14. Tighten clamp assembly (14). Install bolts (17).
    Show/hide table

    Illustration 3	g01053209

15. Install the O-ring seals on the air pipe. Install adapter (3) on air pipe (6). Position gasket (4) between aftercooler (1) and the adapter. Install the spacers and bolts (2).

16. Install the plates and bolts (5).

17. Fill the cooling system. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".

    Note: It is not necessary to fill the cooling system on sea water aftercooled applications.