C13 Engine for Caterpillar Built Machines Cylinder Head - Remove and Install Caterpillar

Removal Procedure

Start By:

1. Remove the accessory drive.

2. Remove the intake manifold.

3. Remove the fumes disposal group.

4. Remove the electronic unit injectors.

5. Remove the exhaust gas valve (NRS).

6. Remove the exhaust cooler (NRS).

7. Remove the exhaust manifold.

Show/hide table

Illustration 1	g01890955

1. Disconnect tube assembly (1). Disconnect the tube and hose assemblies (2). Remove bolts (3) and bracket (4).
   Show/hide table

   Illustration 2	g01890956

2. Remove tube assembly (5). Disconnect hose assembly (8).

3. Remove bolts (6) and nut (9). Reposition harness assembly (7).
   Show/hide table

   Illustration 3	g01890957

4. Remove housing (10) and tube (11).
   Show/hide table

   Illustration 4	g01890958

5. Attach a suitable lifting device to cylinder head (14). The weight of cylinder head (14) is approximately 204 kg (450 lb).

6. Remove bolts (12) and (13). Remove cylinder head (14) and the cylinder head gasket.

Installation Procedure

1. Inspect the cylinder head and the cylinder block for flatness. Refer to Guideline for Reusable Parts and Salvage Operations, SEBF8162, "Procedure to Measure and Salvage Cylinder Head Assemblies and Related Components".

2. Install cylinder head (14) in reverse order of removal.

   1. Install a new head gasket.

   2. Apply Tooling (A) to the threads of bolts (12), (13), and both sides of the washers.

   3. Install bolts (12) and (13). Refer to Guideline for Reusable Parts and Salvage Operations, SEBF8301, "Inspection and Reuse of Critical Fasteners Used in All Engines".
      Show/hide table

      Illustration 5	g00950659

   4. Tighten bolt (1) through bolt (26) in a numerical sequence to a torque of 170 ± 10 N·m (125 ± 7 lb ft).

   5. Tighten bolt (1) through bolt (26) again in a numerical sequence to a torque of 170 ± 10 N·m (125 ± 7 lb ft).

   6. Place a mark on bolt (1) through bolt (26). Rotate bolt (1) through bolt (26) in a numerical sequence for an additional 120 ± 5 degrees (1/3 turn).

   7. Loosen bolt (1) through bolt (26) until the washers are loose under the Bolt heads.

   8. Tighten bolt (1) through bolt (26) in a numerical sequence to a torque of 170 ± 10 N·m (125 ± 7 lb ft).

   9. Tighten bolt (1) through bolt (26) again in a numerical sequence to a torque of 170 ± 10 N·m (125 ± 7 lb ft).

   10. Place a mark on bolt (1) through bolt (26). Rotate bolt (1) through bolt (26) in a numerical sequence for an additional 120 ± 5 degrees (1/3 turn).

   11. Tighten bolt (27) through bolt (34) in a numerical sequence to a torque of 55 ± 10 N·m (41 ± 7 lb ft).