MANIFOLD-EXHAUST 1138177 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1U-7262 Telescoping Magnet 1 Start By:
Remove the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01470289
Typical example
Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Remove bolts (6) and suction pipe (7).
Remove gasket (5) (not shown) from the suction pipe .
Loosen cap (2). Carefully remove cap (2) from the housing of engine oil pump (1). Note: The spring force will be released when the cap is removed.
Remove spring (4) from the bore for the relief valve in the housing of engine oil pump (1).
Use Tooling (A) to remove plunger (3) from the bore for the relief valve in the housing of engine oil pump (1). Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 2 g01470289
Typical example
Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Ensure that all components are clean and free from wear or damage. If necessary, replace any components that are worn or damaged. If the bore for the relief valve in the housing of engine oil pump (1) is worn or damaged, the complete assembly of the engine oil pump must be replaced.
Lubricate plunger (3) with clean engine oil. Use long nose pliers to install plunger (3) and spring (4) into the bore for the relief valve in the housing of engine oil pump (1). Note: The plunger must slide freely in the bore for the relief valve.
Install cap (2) to engine oil pump (1). Tighten the cap to a torque of 45 N m (33 lb ft). Note: Ensure that the spring is properly located inside the plunger and the cap.
Install suction pipe (7) and a new gasket (5) (not shown) to the assembly of the engine oil pump.
Install bolts (6). Tighten the bolts to a torque to 22 N m (16 lb ft). End By:
Install the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".