37 baler knotter trouble

Pete P.

Member
Hi, I'm new to haying; a friend and I got an old side delivery rake and an IH 37 baler and thought we'd try. We're having a terrible trouble with the right side twine breaking after the bale is tied. There is a knot on the now broken twine but after that knots accumulate on the bill hook.

The manual says this can be caused by excessive bill hook tension or a sharp area on the breast plate. I've loosened the bill hook adjuster all the way and smoothed the breast plate still no better.

Any ideas? How does one access the knife to sharpen it -- looks like a timing pain if one takes the knife out.

Thanks,

Pete P.
Harborcreek, Penna.
 
A little history would be nice. When was the last time it worked OK? Did it mess up suddenly? (If you know.)

Did you try a different ball of twine or swap the balls from side to side and see if the problem moves with the twine supply?
 
When you're making a bale , stop feeding material in, trip knotter by hand, shut off machine and observe the knot, it will still be on the bill hook as these balers (mcormick style knotters versus deering style knotters) as they use the movement of the bale to pull knot off hook. You will be able to see if the knife has cut the twine cleanly and if it hasn't you have found your problem. Sounds simple but they can make you pull your hair out. There are actually two different knotters used on these balers, later ones were what they called all twine and I never worked on enough of them to feel really comfortable at diagnosing their problems. They both only cut one twine and use movement of bale to pull knot off hook, not like the deering style knotter that uses a stripper to remove knot from hook and it cuts both twines.
 
Don't know the history as I bought the machine this spring at a machinery auction. I'll observe the knotting operation right after tripping the knotter and see if knife is working. Still fuzzy on how one's supposed to sharpen the things without removing them like the book says.

Thanks,

Pete
 
To get at twine knife to sharpen, remove bolt holding knotter to breast plate and flip knotter up where you can get at it. It may have a small removable blade on knife or be one piece. Razor sharp is the word and like previous poster said, twine means every thing. I liked the plastic twines as they cut so easy and are very even, some hate them as you may have to make some adjustments to discs and knives. My brother in-law put it in his 37 and never touched a thing , worked for many years. There is a myraid of adjustments on a baler , starting with bale tension and twine tension and going on up from there.
 

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