What model tractor is it on? I have a 3414 industrial with the 3140 hoe. mine uses 2 hyd pumps. the swing and stabilizers run off one and the rest off the front one. you may have a weak pump or relief valve. go to a komatsu dealer and order shop manual GSS-1339,about $25. answers tons of questions. Some parts for it are tough to find. good luck!
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Today's Featured Article - The Day Mom Drove the 8N - by Brian Browning. My Dad was wanting to put in a garden but couldn't operate the 8N and handle the old horse drawn plow he had found and rigged up to use with the tractor. Well, he decided to go get Mom out of the house and have her drive the tractor while he walked behind the plow. You got to understand that while my Mom is a hard worker who will always help whenever she can... she had never operated farm machinery before that day. Dad got her out there, explained how the clutch was the same as in our o
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