thought I had bar oiling problem on MS-270-C -- 'was wrong...

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Dexter

Member
Hearth Supporter
Aug 9, 2007
208
Boulder County, CO
If anyone has had this problem, this may be a free fix...

I bought a used MS-270-C last several weeks back. Cut like crazy, but seemed to have an intermittent oiling problem. The lcl saw shop suggested that if there was a bad spot in the oiler worm drive, it would probably quit oiling and then NOT start oiling again, and that made sense...so I thought, pondered, cogitated...

Although never a pro, I have cut heavy-recreationally for the past 40 years. Always when flipping the bar or adjusting chain-tension, I have put upward-tension on the tip of the bar while re-tightening it to the power-head. However, my "new" saw has a "quick-adjust" chain tensioner. When I looked carefully at the operating manual, they mention upward pressure on the bar-tip while tightening the NON-QUICK-ADJUST model, but they do NOT mention it for my model -- (they don't say not to pull the tip up, they just don't talk about it). So, while adjusting the chain, I tried letting the bar seek its own level while re-tightening: 'Problem seems to be cured.

BTW, I bought the saw to replace an old .025 for bucking/blocking. It is heavier, but you spend less time per cut. I really like the saw. Pretty nifty.

Dexter
 
Huh...so locking down a hanging bar made it oil better...that is very strange indeed. Good heads up checking the book out for clues I would have missed that.
 
very strange. are the bar oil holes drilled correctly? You might enlarge them, or take the bar back to the dealer and compare.
I have one quick adjust MS280 and it requires bar up before tightening, just like normal, or it won't hold tension.
something strange.
good detective work though.

k
 
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