COUPLING 4493867 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Guide Stud
M8 - 1.25 by 65 mm 2 Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.Note: Put identification marks on all lines, on all hoses, on all wires, and on all tubes for installation purposes. Plug all lines, hoses, and tubes. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Hot oil and hot components can cause personal injury. Do not allow hot oil or hot components to contact skin. At operating temperature, the engine coolant is hot and under pressure.Steam can cause personal injury.Check the coolant level only after the engine has been stopped and the cooling system pressure cap is cool enough to touch with your bare hand.Remove the cooling system pressure cap slowly to relieve pressure.Cooling system conditioner contains alkali. Avoid contact with the skin and eyes to prevent personal injury.
Drain the engine coolant into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Refill Capacities".
Illustration 1 g01208170
Remove bolts (1) and lower guard (2).
Illustration 2 g01208173
Disconnect hose assembly (3).
Illustration 3 g01208119
Open engine hood (4).
Illustration 4 g01208176
Remove hose (5).
Illustration 5 g01208178
Disconnect hose assemblies (6) and (7).
Illustration 6 g01208179
Illustration 7 g01208201
Remove bolts (8).
Illustration 8 g01208181
Install Tooling (A) in place of bolts (8).
Remove bolts (9), engine oil filter base (10), and the gasket.