How to Replace Wheel Seals onConMet Hub Assemblies

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Removal• Use the proper personal protective

equipment, including safety glasses.

• Place the hub on a wooden surface to protect the machined surfaces of the hub.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Removal• Use a seal removal tool to remove

the seal from the hub.• Do not strike the bearing to push

the seal from the hub.

How to Replace Wheel Seals on ConMet Hub Assemblies

Component Inspection• Clean and inspect the hub and all

of the components.• Replace components as necessary.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Replacement• Read and follow the instructions

provided with the new seal.• Some seals require the use of a

designated seal driver.• Some seals will require that the

outside diameter of the seal be lubricated for installation.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Installation• Clean the seal bore on the hub. • It may be necessary to use emery cloth or

Scotch-Brite to remove nicks, burrs, or foreign material.

• Wipe the seal bore clean.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Installation• Lubricate the inner bearing with the

lubricant that will be in the wheel end and place it into the hub.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Installation with Tool• For seals that require an

installation tool, follow the seal manufacturers’ installation instructions.

• Note that you might be required to lubricate the outside diameter of the seal for proper installation.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Installation with Tool• Position the seal onto the seal

installation tool.• The seal manufacturer may require

that the outside diameter of the seal be lubricated.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Installation with Tool• Use a mallet to drive the seal into

the seal bore of the hub.• Drive the seal in until the seal or

the seal driver bottom out.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Installation with Tool• Visually inspect the seal to insure

that it is fully and evenly seated into the seal bore of the hub.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Installation by Hand• For hand installable seals, follow

the seal manufacturers’ installation instructions.

• Note that you may be required to lubricate the outside diameter of the seal for proper installation.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Installation by Hand• Lubricate the inner bearing with the

lubricant that will be used in the wheel end and place it into the hub.

• If required by the seal installation instructions, lubricate the outside diameter of the seal.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Installation by Hand• Press the seal by hand evenly into the

bore.• A rubber mallet or other soft faced tool

may be used to gently tap the seal into the bore.

• Be sure the seal is evenly seated and bottomed in the bore.

How to Replace Wheel Seals on ConMet Hub Assemblies

Seal Installation by Hand• Visually inspect the seal to insure

that it is fully and evenly seated into the seal bore of the hub.

How to Replace Wheel Seals onConMet Hub Assemblies

For more complete instructions, access the online Hub Training 2.0 program or the ConMet Hub Service Manual at www.conmet.com