KIT-ENGINE GASKET 4688631 - Caterpillar

4688631 KIT-ENGINE GASKET Caterpillar parts

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Alternative (cross code) number:
CA4688631
468-8631
4688631

Weight: 0.100 pounds 0 kg.

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#924852 4688631

2022-07-10

#866681 468-8631

2022-04-20

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Removal Procedure
Start By:
Remove the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Remove" for the correct procedure.
Illustration 1 g03409877
Illustration 2 g03409878
Loosen bolts (3) in reverse numerical order. Refer to Illustration 2.Note: Loosening the bolts in reverse numerical order will prevent distortion of the exhaust manifold.
Remove bolts (3) and spacers (2) from exhaust manifold (4). Support the manifold as the bolts are removed.
Remove exhaust manifold (4) from the cylinder head.
Remove gaskets (1) (not shown) and gasket (5) (not shown).
If necessary, remove studs (6) from exhaust manifold (4).Installation Procedure (Side Mounted Exhaust Manifold)
Table 1
Required Tools
Tool Part Number Part Description Qty
A 366-1819 Guide Studs 2
B 366-1820 Guide Studs 2
C - Loctite 575 1
Illustration 3 g03409879
Illustration 4 g03409877
Ensure that the exhaust manifold is clean and free from damage. If necessary, replace the exhaust manifold. Clean the gasket surface of the cylinder head.
If necessary, install studs (6) to exhaust manifold (4). Tighten the studs to a torque of 18 N m (13 lb ft).
Position a new gasket (1) (not shown) and a new gasket (5) (not shown) onto cylinder head. Install Tooling (A) and Tooling (B) to the gasket and the cylinder head in Positions (X). Refer to Illustration 3.Note: Ensure that the word TOP on gaskets, are outward and upward position.
Align exhaust manifold (4) with Tooling (A) and Tooling (B). Install the exhaust manifold to the cylinder head.
If bolts (3) have been previously used. Thoroughly clean the threads of the bolts. Applied Tooling (C) to the first two threads of the bolts.Note: Do not apply Tooling (C) to new bolts.
Install bolts (3) and spacers (2) finger tight.
Remove Tooling (A) and Tooling (B). Install remaining bolts (3) and spacers (2) finger tight.
Tighten bolts (3) to a torque of 44 N m (32 lb ft). Tighten the bolts in the sequence that is shown in Illustration 3.End By:
Install the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Install" for the correct procedure.