How tight should cone bearings be?
Tighten cone locknut fully. For quick-release type hubs, snug the cone down until it contacts the ball bearings, and turn back counter-clockwise one quarter turn (90 degrees). This will purposely make the bearing adjustment too loose. Hold cone with cone wrench and tighten locknut fully.
What are the two types of seals used on bearings?
The types of seals most commonly used with rolling (ball and roller) bearings are contact or lip seals; non-contact seals; and, to a lesser degree, various types of bearing isolators that combine the functions of contact and non-contact seals in different ways.
Can you reuse a bearing seal?
To answer your question about replacing vs reusing the seals. Any time you pull the rear bearing, you have to remove the seal to get the bearing out of the hub. That means you run the risk of deforming the seal. When reinstalled, there’s a good chance it won’t “seal” properly against the axle shaft.
What should wheel bearing seals be checked for?
It can be unsafe to drive with a damaged wheel bearing. Therefore, inspect each wheel bearing for leaks that can allow grease to seep out or dirty water to seep in.
Do wheel bearings leak oil?
Grease is leaking from the bearings Inside the wheel bearing is a tremendous amount of grease that keeps the bearings running smooth, cool and free. If a wheel seal is damaged or falls off, it will damage the wheel bearings as well rather quickly, so it’s vital to have this fixed as soon as possible.
What kind of seal is used on a bearing cone?
Rubber on the inside diameter of the metal case provides a positive seal against the shaft. The Excluder Seal® also features an elastomer locator lip that positions the seal onto the bearing cone for easy, accurate assembly. This seal is also used in dam gates and on irrigation and marine equipment.
How do you pack a bearing cone assembly?
Use a mechanical grease packer to pack the inner bearing cone assembly with grease. Place the bearing cone assembly, small end down, into the grease packer funnel. Plug the bore of the large end of the bearing cone assembly with the conical retainer. Firmly press down on the conical retainer.
How do you Grease a wheel bearing cone?
Place the bearing cone assembly, small end down, into the grease packer funnel. Plug the bore of the large end of the bearing cone assembly with the conical retainer. Firmly press down on the conical retainer. This forces the grease between the rollers, cage and cone.
Where is the excluder seal on a bearing cup?
The excluder lips seal against the bearing cup front face and the housing bore. The seal inside diameter is rubber covered and pressed onto the large cone rib diameter. The seal must be retained with a spacer or shaft shoulder. The CW is an extra heavy-duty triple lipped seal used in deep water sheave applications.