C6.6 Engines for Caterpillar Built Machines Wastegate Solenoid - Remove and Install Caterpillar

Removal Procedure

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Illustration 1	g01335778
Typical example

1. Follow Steps 1.a through 1.c in order to disconnect wire lead (1).

   1. Disconnect wire lead (1) from the harness assembly.

   2. If harness assembly (1) is secured with a cable strap, remove the cable strap.

   3. Remove wire lead (1) from tube assembly (2).

      Note: The wire lead is secured to the tube assembly with clips.

2. Disconnect tube assembly (2) from wastegate solenoid (3).

3. Disconnect tube assembly (4) from wastegate solenoid (3). If tube assembly (4) is secured with tube clips, loosen the bolts for the tube clips.

   Note: The tube clips must be loose in order to release the tube assembly from the wastegate solenoid.

4. Remove bolts (5) and remove wastegate solenoid (3) from the cylinder block.

5. Plug or cap all open ports and tube assemblies with new plugs or caps.

Installation Procedure

1. Remove the plugs or caps from all ports and tube assemblies.
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   Illustration 2	g01335778
   Typical example

2. Loosely install wastegate solenoid (3) to tube assembly (2).

3. Loosely install tube assembly (4) to wastegate solenoid (3).

4. Install bolts (5) to wastegate solenoid (3). Tighten bolts (5) to a torque of 44 N·m (32.5 lb ft).

5. Tighten tube assemblies (2) and (4) to a torque of 22 N·m (16 lb ft).

6. If tube assembly (4) is secured with tube clips, tighten the bolts for the tube clips.

   Tighten M8 bolts to a torque of 22 N·m (16 lb ft). Tighten M10 bolts to a torque of 44 N·m (32.5 lb ft).

7. Follow Steps 7 through 7.c in order to connect wire lead (1).

   1. Install wire lead (1) to tube assembly (2).

   2. Connect wire lead (1) to the harness assembly for the engine.

   3. If wire lead (1) is secured with a cable strap, install a new cable strap.