ENGINE AR-COMPLETE 3950485 - Caterpillar

Removal Procedure
Start By:
Remove the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00949916
Typical Example
Remove nuts (2), the washers, and the spacers from studs (1).
Remove the exhaust manifold assembly and the gaskets from the cylinder head assembly.
Disassemble the exhaust manifold assembly into three pieces (3), (4), and (5). Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 2 g00988420
Typical Example
Check the condition of studs (1). Replace studs (1), if necessary.
Illustration 3 g00949916
Typical Example
Note: Discard the nuts after use. Use new nuts for installation.
Install the new gaskets with the tabs upward. Assemble three pieces (3), (4), and (5) into the exhaust manifold assembly. Position the gaskets and the exhaust manifold assembly on the cylinder head assembly. Install the spacers, the washers, and nuts (2).
Tighten nuts (2) to a torque of 55 10 N m (41 7 lb ft). End By:
Install the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Install".