mcculloch brush cutter/strimmer mac with bull horns?
we have a McCulloch brush cutter/strimmer it has two adjustment screws on the carb. Which one would be petrol and which would be air. I can get it to rev but won't tick over, then i can get it to tick over but wont rev, is their a certain way to set these screws so it will run properly.
Neil Austin
June 2008
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