C7 On-highway Engine Caterpillar

Installation Procedure

1. Inspect the turbocharger gasket for wear or damage. If the turbocharger gasket is worn or damaged, use a new part for replacement.

2. Apply Tooling (A) on the threads of the mounting studs for the turbocharger.

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Illustration 1	g01031222

3. Position the turbocharger gasket and turbocharger (3) on the exhaust manifold. Install nuts (1) that fasten turbocharger (3) to the exhaust manifold.

4. Tighten the locknuts that fasten the turbocharger to the exhaust manifold.

   Tighten the 3E-8017 Locknut with the Spiralock thread to the following torque: ... 54 ± 5 N·m (40 ± 4 lb ft)

   Tighten the standard 9X-6620 Locknut to the following torque: ... 70 ± 5 N·m (50 ± 4 lb ft)

5. Connect tube assembly (2) and tube assembly (4) .