Bushog Fell Off!!!

   / Bushog Fell Off!!! #1  

roofgunner

New member
Joined
May 3, 2012
Messages
13
Location
Harris, MO.
Tractor
NH TL80
I thought you guys would like this as everything turned out ok and I learned something. I know I'm not the brightest candle on earth and the TL80 is new to me and this shouldn't have happened but it did. I never had any problems with the lift arm adjustments on my AC180 so with the TL80 I didn't think much about it. For the first time I did some mowing with the Bushhog 3008 hooked up and mowed 40 acres of CRP which was, due to drought, rough and dusty and hot. NO fun. Anyway before I headed for the field I pulled the tractor/hog on the level driveway and noticed the left side was lower than the right and I thought I had adjusted it before. HHHHHmmmm? what's up? So I set it right and took off. The next day I go to leave again and the left side is down again and I readjusted it and I marked the lift arm adjustments with a marker. I said to myself: "Self, when one keeps making adjustments like this the adjustments will eventually run out and something will happen. But the only place that there could be change is the lift arm adjustments but how could they move because they didn't move on the AC180." Then, I like to keep everything lubricated and since I had been making adjustments on the lift arms I had everything greased and Amsoil metal protector on the screw parts of the adjusters so she was lubed to the hilt. So off I go the next day, partially fried brain, sore nose from sneezing and I wanted to get this done. When I do things like this I concentrate on the control panel temp gauge, guiding the tractor and looked at the hog and listening to the machine for sound changes, and a rock station out of Kirksville, MO. So it's about 1230 hours and I'm going along and I notice the hog's cutting a little low and I raised it and the next thing I know I get a sound change and look back and the only thing holding the hog on is the jockey stick and the drive shaft!!!!!!!!!!! I had gone 10 feet or so. I see that the lift arms contain only the upper threads of the lift arms, swinging in the breeze, and the lift arms are on the ground with the bottom threads! Then I say think: "Self, this is where the adjustment went." So I got off the tractor disconneted the shaft and stick, screwed the lift arms back together and left the field. My buddies friend had been working on his Kubota and I had him look at the NH and we discovered that the little metal nipples that are to keep the adjustment things from turning were gone on the left side. My tractor has these things that remind me of those post drivers that have handles on them. When they are all the way down they have a little u groove that is to fit into the metal nipple so they won't turn. So I ended up making some neat looking cable ties that hook through the handles of the adjustment device down through where the adjustment rod connects with the lower arms so they can't turn. I don't think they were right from the factory. No one would have ever known as I'm the second owner; the the previous owner only hooked a finishing mower to the tractor and ran it 131 hours in about 10 years and kept it in his garage in Tenn. Live and learn and I'm glad I didn't break anything!!
 
   / Bushog Fell Off!!! #2  
I hear yuh! I've had similar trouble with my top link - the jam nut would walk and the top link would start spinning; paying out thread. Couldn't figure out why the tiller was behaving different and making a new noise. Look back and realize the top link has about 1 or 2 full threads to go before it separates. Solution was to weld a 6" section of round stock to one of the wrenching flats of the jam nut. This allows me to sock the jam nut up nice and tight, then gravity keeps it from spinning.

Haven't had the lift arm loosen, as you describe, but I have those Kubota notch and groove things. Just have to remember to engage them before going off and working the PTO.
 
   / Bushog Fell Off!!! #3  
Can't say that I have seen my top link anywhere else, so presume it is factory (type 2, so not much help to purchase). The TN series toplink has a hinged handle to adjust it. This handle (just a simple clevis type end on the adjustable side) swings up to the top and has a heavy rod "U" that pivots down over it; the U is mounted with the ends a bit offset, creating a bit of spring pressure to keep it down. As the end of the handle is ball shaped, the U holds the handle from flopping around.

You could do something similar, but use a strap to fold down to the handle. Weld a U shaped strap over the top mounted 'latch' that you could put the smallest hitch clip on it (or whatever you have around that fits other tractor components). The clip and U would encircle the handle on the lower part to keep it from moving. Doubtless the creative mind will come up with other ideas, and modify it for the adjustable side link.
 
   / Bushog Fell Off!!!
  • Thread Starter
#4  
Once I get my building back up and in order, and get a another welder, I'll take some of the suggestions i've found here and implement them, but for right now the cable ties I made secure the adjustments. I can see this as a minor winter project.
 

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