clutch bearing lubrication

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bman

ArboristSite Member
Joined
Nov 25, 2004
Messages
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Location
western oregon
Got a 3120 wiht outboard clutch. Owners manual says to lube bearing for clutch with a few drops of oil but I cant see where to place oil to get to the bearing?
 
pull the clutch drum and remove the bearing. It's good to inspect them as they do wear out once in a while. While you have the drum off it is also a good idea to inspect your clutch springs and to clean out the oily sawdust that builds up behind the clutch. I usually pull the covers behind the clutch and flush it out with break clean. Inspect the oiler worm gear and clean the oil out of the break drum itself. Little things like this will help your saw last longer and lesson the chance of down time when it counts.
 
I would leave it alone, and only lube when you have it apart when changing the
sprocket. The only bearing failures I ever see are from foriegn matter winding in there
and boogering up things. If you are not accustomed to removing a clutch, then your
bearing greasing thing could be troublesome, when there is nothing really to worry about. Some guys here are kind of anal, so you should ignore them.

Just kidding girls, I just like saying {typing} the word anal.
 
I have wondered about the value of greasing clutch bearings and bar tips. They spin around really fast. The centrifigal force is huge.
I've greased a clutch bearing, ran the saw for a short time, and took it apart to find the the bearing totally dry.
 
Universe,
on the 353 there is a hole for greasing that bearing at the end of the crankshaft. You don't have to take the cluch off, just use a small grease gun to pump it in.
I must admit that I seldom do it myself, as (like Fish and Mike) I don't think is does mush good. That bearing is only in use when the saw is at idle, so it doesn't take a lot of punishment.
 
What the last three have said. Grease clutch bearings when apart but otherwise don't sweat it. Stihl removed the grease hole from their bars because most folks didn't use them right anyway. They say the real reason for greasing the bar tip was to flush out acids such as found in Palms that would corrode the bearings when not in use.
 
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