Sprocket: To grease or not to grease?

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Lol....
Maybe I put too much grease on this one.
Ya see if ya grease the tip its easier to get it out of a pinch.
Yup I stuck it felling a twisty crooked recurved basswood in the wind.
But bars are cheaper than 562's. Consumables or disposables? There is a thought..outside the box..
Make a bar cheap enough that its not worth greasing. Lol.
That's what I need a cheap disposable bar...lol
And I fixed this one!!
Cheers
 

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Skip Lucas and get Pennzoil 707L or Mobil synthetic. Lucas is junk...no two ways about it.

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Lucas can sit on the shelf then .. it came high recommended and i bought penrite cause i run the oil in my supercharged sedan
 
Roller bearings just don't require much lubrication. Look at how much oil the roller bearings on the crank and piston pin get, and they live a long life (generally).
 
I've been having oiler / gunking issues with my new saw so I just gave my bar a thorough cleaning with WD40 and compressed air. With the air gun I could get the sprocket spinning so fast it whistled.

I ran less than a tank through it with a fresh chain before it had to come off again for cleaning, but now the sprocket won't spin from air pressure alone.

Reckon the WD40 might have cleaned out the factory/residual sprocket grease and I've ended up running it dry? Difficult to see b&c lube getting to the sprocket bearing at all unless it's directly pumped there. Anyone know if a 16" Stihl E bar has an oil channel to the nose sprocket?
 
I use in that application simple engine oil, a few drops are enough. WD40 is a seriously misunderstood product!

7
 
I am a logger and I will say that I stopped blowing many sprocket tips about the same time that I stopped greasing them........ Bar oil should be getting to your tip, needle bearings, etc. IMO, keeping your chain sharp is the best way to long bar/tip life, no matter the brand.
 
I use in that application simple engine oil, a few drops are enough. WD40 is a seriously misunderstood product!

I was just using the WD40 as a cleaner, to help flush out blockages from the bar. I didn't intend for it to be a lubricant, I assumed the nose sprocket would either be a sealed bearing or fed oil from within the bar. In hindsight I should probably have added a few drops of motor oil to the sprocket, but I'm wondering if the WD40 + <1tank of fuel could have damaged the bearing?
 
I was just using the WD40 as a cleaner, to help flush out blockages from the bar. I didn't intend for it to be a lubricant, I assumed the nose sprocket would either be a sealed bearing or fed oil from within the bar. In hindsight I should probably have added a few drops of motor oil to the sprocket, but I'm wondering if the WD40 + <1tank of fuel could have damaged the bearing?

Spinning ANY bearing with air until it sings, is a good way to damage them!

SR
 
With the air gun I could get the sprocket spinning so fast it whistled.
I ran less than a tank through it with a fresh chain before it had to come off again for cleaning, but now the sprocket won't spin from air pressure alone.
Yeah... don't spin them that fast, you can literally blow them up doing that, especially if they're dry.
If it's really bound-up, likely there's a small piece of crap or wood chip down in there, flush it out again while working the sprocket back and forth on a board or wooden work bench... that should clear it. But, remember, bar oil is thick and tacky, even more so when cold... a sprocket (and bearing) coated with bar oil won't exactly spin "free". You can put a couple drops of bar oil on it once it's cleared... but it ain't really necessary; the bar oil will get to it just fine during use. The oil is fed to the bar on the top side, under the chain, and the drive links drag it down the channel to the sprocket area. It'll find it's way to the bearing... believe me.

My 16-inch Stihl bar is well over 20-years-old, on it's second saw... there ain't even any paint left on it. Admittedly it's getting worn to the point where I'm gonna' haf'ta replace it soon, but the sprocket bearing is fine... I've flushed it out dozens of times, never oiled or greased it.
*
 
Come on guys, be serious! Do you really believe that anything is going to happen if the chain is running at about 200 fps in the cut or about 250fps outside the cut? Of course oil or grease is good but this paranoia is rediculous.

7
 
Lucas Oil grease is junk ?!? Please do tell.
Go on any oil forum, its bottom of the barrel...

It cost me $750 in ball joints...water resistant my foot. That junk absorbs water...

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