KIT-SEAL 5I4079 - Caterpillar

1. Close fuel valve (1) on the fuel tank. 2. Disconnect the wires from fuel pressure switch (2) on the fuel filter base. Put plugs or caps on all fuel line openings when the fuel lines are removed.3. Remove fuel lines (3) and (4). 4. Remove fuel lines (5) and (6). 5. Remove four bolts (7), and remove bracket (8) and the fuel filter base. Move plate (9) and the fuel lines clear of the engine.6. Drain the coolant from the engine. 7. Loosen hose clamp (10), and disconnect the hose from the fitting in the cylinder block.8. Remove bolts (11), and slide engine oil cooler (12) off sleeve (13) to remove it. 9. Put alignment marks on bonnets (14), (15) and the cooler core so the bonnets will be installed in the correct position. Remove bonnets (14) and (15) from the cooler core.Install Engine Oil Cooler (Earlier 943)
1. Use an acceptable rod to clean the tubes in core (1) for the engine oil cooler.2. Install the bonnets on core (1) in the correct position. 3. Be sure O-ring seals (2) are in position on the oil manifold. 4. Put clean oil on the O-ring seal on sleeve (3). Put the engine oil cooler in position on sleeve (3) and the oil manifold. Install the two bolts that hold the engine oil cooler in place. Connect hose (4) to the fitting in the block, and tighten the hose clamp.5. Fill the engine with coolant to the correct level. See the Maintenance Guide. 6. Put plate (5) and bracket (6) and the fuel filter base in position on the engine oil cooler. Install the four bolts that hold them in place. 7. Install fuel lines (7) and (9).8. Connect the two wires to fuel pressure switch (8) on the fuel filter base.9. Open the fuel valve on the fuel tank.10. Prime the fuel system. See Priming Fuel System in the Maintenance Guide.