Posted by Jiles on May 26, 2013 at 20:13:10 from (69.137.22.160):
In Reply to: Chainsaw revving posted by soundguy on May 26, 2013 at 18:43:15:
Quoting Removed, click Modern View to see
Check to make sure linkage is not holding carb slightly open. If not, you probably have an air leak. I would check the carb mounting boot first then I would suspect crank seals.
Is this a new for you saw? If not, I don't think you have a carb issue but I would adjust each screw out 1--1 1/4 turns.
An air leak is bad news for a 2 cycle engine. The motor will seize if not corrected!
With all chainsaws the "H" carb screw should be set to "4-stroke"-- when run at wide open throttle--but not in a heavy cut.
This can be done by holding the saw wide open and adjust for highest RPM--then turn screw out 1/8 turn until it seems to be choking up (four stroking). I have seen lots of mechanics overdo the revving but I only hold the throttle wide open for 3 to 4 seconds with each test
We sell tractor parts! We have the parts you need to repair your tractor - the right parts. Our low prices and years of research make us your best choice when you need parts. Shop Online Today. [ About Us ]
Today's Featured Article - A Brief History of Tractors in Australia - by Bob Kavanagh. After Captain Cook's exploration of the east coast in 1770 the British Government decided to establish a penal colony in Australia. The first fleet arrived in 1788 and consisted mainly of convicts who were poorly equipped and new little of farming techniques. The colony remained far from self-supporting and it was not until the early 1800's that things started to improve. Free settlers started to arrive, they followed the explorers across the mountains and where land was suitable set up farms. T
... [Read Article]
Latest Ad:
Sell 1958 Hi-Altitude Massey Fergerson tractor, original condition. three point hitch pto engine, Runs well, photos available upon request
[More Ads]
All Rights Reserved. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Use of this Web site constitutes acceptance of our User Agreement and Privacy Policy
TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V.