VALVE GP-RELIEF 2398848 - Caterpillar

Removal Procedure
Start By:
Remove the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Remove".
Illustration 1 g01025883
Remove bolts (1), locks (3), exhaust manifold (2), and the gaskets from the cylinder head assembly. Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 2P-2333 High Temperature Sealer 1
B 5P-3931 Anti-Seize Compound 1
Excessive use of sealant can cause damage to components.To avoid component damage use only the amount of sealant necessary for the application.
Illustration 2 g01025883Note: Apply Tooling (A) to the outside diameter of the male ends of exhaust manifold (2) if exhaust manifold (2) is disassembled. Assemble exhaust manifold (2) and remove the excess sealer from the joints.
Apply Tooling (B) to the threads of bolts (1). Position the gaskets and exhaust manifold (2) on the cylinder head assembly. Install locks (3) and bolts (1).
Illustration 3 g00617739
Tighten bolt (1) through bolt (12) in a numerical sequence. Tighten bolts to 4 1 N m (35 9 lb in).
Tighten bolt (1) through bolt (12) in a numerical sequence 45 5 N m (33 4 lb ft). Note: Prior to starting or running the engine, allow the sealant in the exhaust manifold joints to air dry for 24 hours.End By:
Install the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Install".