C3.3 Industrial Engine Caterpillar


Engine Oil Relief Valve - Remove and Install

Usage:

C3.3 E3K

Removal Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
1U-7262  Telescoping Magnet 

Start By:

  1. Remove the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.




Illustration 1g01343561
Typical example

------ WARNING! ------

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.


  1. Remove bolts (6) and suction pipe (7).

  2. Remove the joint from suction pipe (5) (not shown).

  3. 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.

  4. Remove spring (4) from the bore for the relief valve in the housing of engine oil pump (1).

  5. Use Tooling (A) to remove plunger (3) from the bore for the relief valve in the housing of engine oil pump (1).

Installation Procedure


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.




Illustration 2g01343561
Typical example

------ WARNING! ------

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.


  1. 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.

  2. 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.

  3. 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.

  4. Install suction pipe (7) and a new joint (5) (not shown) to the assembly of the engine oil pump.

  5. Install bolts (6). Tighten the bolts to a torque to 22 N·m (16 lb ft).

End By:

  1. Install the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".
Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.