Im assuming you have the Zama Rotary Valve carb right?
Main jet is in the center of the rotary valve, may be a plug to remove to access the screw...dealer should be able to pop it out. For idle mixture, its on the other side of the carb, there is a little recess in the plastic carb layer, you should see a little port in the carb body, may have a plug in it as well usually doesnt..
Ive found the easiest way to make adjustments on these super small screws is actually to take some wire, and cut the end straight, and smack it one good time with a hammer, effectively making a tiny flathead..
The 260 with a muff mod and carb adjustments...Holy crap!
Weeeeeeeeeeeeeeeeeeedogggie look at all them 4-mixers. I love those trimmers. I got a slew landscapers that swear by them. Got one guy who has 8 of em being used full time going on 7 years now. How many landscape trimmers live that long, only one that I know of, the mighty 4-mixer!!
BTW SAW, I was on the phone today. Got some interesting info. This is another banner year for Stihl. This past July, last month, was the best month ever in the history of Stihl. Can any other OPE manufacture say that in this economy, not likely,
These 'pro-quality' echos are simply non-existent in the harsh world of commercial forestry and logging. I wonder why?
And it only grows :agree2: :agree2:
Im assuming you have the Zama Rotary Valve carb right?
Main jet is in the center of the rotary valve, may be a plug to remove to access the screw...dealer should be able to pop it out. For idle mixture, its on the other side of the carb, there is a little recess in the plastic carb layer, you should see a little port in the carb body, may have a plug in it as well usually doesnt..
Ive found the easiest way to make adjustments on these super small screws is actually to take some wire, and cut the end straight, and smack it one good time with a hammer, effectively making a tiny flathead..
The 260 with a muff mod and carb adjustments...Holy crap!
Did we run Red off
:bringit: :bringit: :bringit:
http://www.youtube.com/watch?v=fEePijBdgJw
Another gutless echo wonder, the PB755 their most powerful blower. Watch as they have to push the sled to get it to move. This is some funny chit.LOLOLOLOL
Google is slow tonight -he's waiting for answer son all the Stihl cats in use..:monkey:
Pretty impressive test, assuming the trimmers were broken in and adjusted properly, which is anyone's guess.
I'm thinking the characteristics of a blower may favor the torque/rpm curve of a 4 cycle?
Take the shades off. It was all blowers
Yeah, I mix terms occasionally. They all make noise and smell the same.
Pretty impressive test, assuming the trimmers were broken in and adjusted properly, which is anyone's guess.
I'm thinking the characteristics of a blower may favor the torque/rpm curve of a 4 cycle?
Notice also that the Echo seems to have the smallest tube. I wonder how it would do with a larger one?
Yeah, I mix terms occasionally. They all make noise and smell the same.
Small tubes make for higher velocity (for marketing claims), but that doesn't move molehills.. err .... make that mountains...
In case you haven't noticed... the old center mixture screw access (walbro) is now plugged with epoxy..... I have one on an SRM310U (I own it) that really pisses me off.
As for your plastic carbs.. let's see how they hold up over time. Walbro tried that in the 90's... on Echos..
I'm thinking that small tube is killing too much volume.
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