Rotary Cutter Can't get bush hog on..

/ Can't get bush hog on.. #1  

KIRMIL

New member
Joined
Oct 15, 2010
Messages
4
Tractor
Mahindra 7520 and Bobcat T-320
I have a Mahindra tractor and 8' land pride bush hog. It's been on and off 8-10 times but I always had somebody who knows what they're doing. Today I can get the 2 sides on and move it up and down. Can get the top rod also easily. Having a **** of a time getting the grooves to line up on the center piece. Is there a trick to this? Tried hooking it up first, last, doesn't seem to matter.
 
/ Can't get bush hog on.. #2  
I have a Mahindra tractor and 8' land pride bush hog. It's been on and off 8-10 times but I always had somebody who knows what they're doing. Today I can get the 2 sides on and move it up and down. Can get the top rod also easily. Having a **** of a time getting the grooves to line up on the center piece. Is there a trick to this? Tried hooking it up first, last, doesn't seem to matter.

I guess I don't understand, If you have the two pins on the lower links, I cannot understand why you could not get the top link hooked up. The top link is the easy part. You hold the end of the top link in your hand and with the other hand rotate the center section one direction or the other to either lengthen or shorten the top link to place the eye in line with the pin in the top link connection point. Perhaps a photo or two posted here would shed some light on the problem. I would be happy to help but I do not understand the problem.

James K0UA
 
/ Can't get bush hog on.. #3  
With the tractor off, you can turn the pto shaft by hand to align the splines. Also be sure the locking mechanism on the shaft is being opened when trying to attach.
 
/ Can't get bush hog on.. #4  
Grease or WD the PTO female end and lube the PTO on the tractor as well. Typically with the tractor shut off you can rotate the PTO on the tractor with your hand. Butt the PTO shaft up against the tractor PTO and gently rotate the tractor PTO with your hand until you feel the shaft slide in 1/4 to 1/2 ". You are lined up! Now it is time to hold the release mechanism on the shaft and push it all the way on until the lock clicks.
Done.
 
/ Can't get bush hog on.. #5  
I guess I don't understand, If you have the two pins on the lower links, I cannot understand why you could not get the top link hooked up. The top link is the easy part. You hold the end of the top link in your hand and with the other hand rotate the center section one direction or the other to either lengthen or shorten the top link to place the eye in line with the pin in the top link connection point. Perhaps a photo or two posted here would shed some light on the problem. I would be happy to help but I do not understand the problem.

James K0UA

Ok.. upon re reading your post, I now think you mean the PTO shaft coupling. OK with the tractor engine turned OFF, grab the end of the PTO shaft coupling yoke and twist it a bit and see if you can get the shaft to turn a bit. If not see if your PTO shaft will turn a bit, just a slight bit is all you need to line up the splines on the PTO shaft on the tractor with the splines (grooves) in the PTO shaft coupler on the Cutter. Some PTO shafts on some tractors will not turn much or only turn one way, but you should not need much rotation to match the splines. Make sure both are greased well, and depending on your PTO coupling locking mechanism may be a bit of a problem to engage.. Let us know how you are making out.

James K0UA
 
/ Can't get bush hog on..
  • Thread Starter
#6  
The top link hooks up no problem it's the PTO to the female attachment of the mower. Have to raise the mower and hold at the perfect height to get it started. Seems like there has to be a better way.
 
/ Can't get bush hog on.. #7  
I have a Mahindra tractor and 8' land pride bush hog. It's been on and off 8-10 times but I always had somebody who knows what they're doing. Today I can get the 2 sides on and move it up and down. Can get the top rod also easily. Having a **** of a time getting the grooves to line up on the center piece. Is there a trick to this? Tried hooking it up first, last, doesn't seem to matter.

By center piece do you mean PTO SHAFT ? Make sure it has some grease on it.Also you can turn shaft by hand and try to re-allign. Another thing I do if alone and one is giving me trouble I tie or use bungie cord underneath shaft to hold up and give me support,stand or sit on bushhog with tractor"off" faceing 3 pt area and slide on. Also check for burrs and or excessive dirt.

Boone
 
/ Can't get bush hog on.. #8  
The top link hooks up no problem it's the PTO to the female attachment of the mower. Have to raise the mower and hold at the perfect height to get it started. Seems like there has to be a better way.

You don't have to raise the mower to make the connection. rotate the PTO shaft on the mower so that the coupling rotates around so that it may articulate and match the angle of the male PTO stub shaft on the tractor. The key is practice.. if you get it on and you still have some swear words left in you, you should take it off and try putting it back on again. Repeat until hooking up the PTO is easy, and no swear words are necessary:) You are already greasy now, you might as well practice it some..Trust me, it will get easier and easier. the More you do it.

James K0UA
 
/ Can't get bush hog on.. #9  
The top link hooks up no problem it's the PTO to the female attachment of the mower. Have to raise the mower and hold at the perfect height to get it started. Seems like there has to be a better way.

I always have to turn the mower shaft, have never been able to turn my pto shaft. You do know there is a spring loaded ring on the mower to pto shaft coupling that has to be pulled back to slide them together once you get them lined up. Some have spring loaded button to push to accomplish this too.
 
/ Can't get bush hog on..
  • Thread Starter
#10  
Should I hook the lower pins first or try to hook PTO first? It does have a spring button on the cutter (female attachment).
 
/ Can't get bush hog on.. #11  
I always have to turn the mower shaft, have never been able to turn my pto shaft. You do know there is a spring loaded ring on the mower to pto shaft coupling that has to be pulled back to slide them together once you get them lined up. Some have spring loaded button to push to accomplish this too.

You have live PTO....eh?
The OP may have the same or may have the PTO engaged, which would make it more difficult.
KIRMIL! You should become more familiar with the machine, have a better understanding for safety sake.
I hope you are doing this with the engine off right?
Anyway....no tricks.... you look at the end of the drive shaft and you look at the PTO shaft they go together as such.
You are pushing the spring loaded pin at the end of the drive shaft, when you push the 2 ends together ...right?
 
/ Can't get bush hog on.. #12  
It is difficult to impossible to mate an implement PTO shaft to the tractor. With practice it remains difficult but becomes barely possible. Learn to live with it.

Sainthood to the person who come up with a better system able to withstand the tremendous stresses involved in powering ag implements.
 
/ Can't get bush hog on.. #13  
Should I hook the lower pins first or try to hook PTO first? It does have a spring button on the cutter (female attachment).

Technically, the order makes no difference. I prefer to get my lift arms pinned in first, then the pto shaft, then the top link. That gets the mower in position from side to side and the operating distance from the tractor before I mess with the pto shaft.

Either the mower shaft or the pto shaft will have to be turned to line up the splines. You really can't see if they are lining up, I push the female coupling against the shaft while pushing the release button in and rotating the mower shaft very slowly until the splines match. You have to keep pressure against the shaft with the coupling, or you will miss the splines engaging.

Rassling the shaft, the button and turning at the same time, can be cuss worthy.
 
/ Can't get bush hog on.. #14  
Should I hook the lower pins first or try to hook PTO first? It does have a spring button on the cutter (female attachment).
LOL, you ARE pushing in the little spring button when you try to slide the female part of the PTO shaft (from the bush hog) onto the PTO output shaft on the tractor, right?? It has to be pushed in before it will slide onto the PTO output shaft. Once you have it on there, release the button to lock it in place, but be careful... that button has to line up just right with the PTO output shaft on the tractor for it to lock itself in place. Good luck.
 
/ Can't get bush hog on.. #15  
Just a thought, guys - if the OP has to raise the mower to get it started could the shaft be to long? And if so it could ruin the pto or tranny!

Bob
 
/ Can't get bush hog on.. #16  
I generally attach my pto shaft1st so I have more length to play with, then attach thepins to the hydralic lift arms.

Hint, if you don't know already; always attach your left side hydralic arm 1st; your right side will have a crank to adjust up and down so you can hook up; be sure however to have both sides even, otherwise you will be digging one side in the ground. Like everyone else said, it takes oil, grease and practice; some pto shafts have a "push pin" other have a spring like collar, got to get used to it.
 
/ Can't get bush hog on.. #18  
If your 8' Land Pride is like my 7' model, I had a devil of a time figuring it out the first time myself. My PTO shaft does not have a spring loaded pin that engages with the groove ahead of the rear splines. Instead, it uses a locking sleeve. You will see two flanges on the end of the shaft coupling. Either the end piece has to be pulled back while it is being slid on, or the inside flange has to be pushed forward, I forget which. If you keep having trouble, post again and I'll walk out to the barn and check. These closing ceremonies are boring.
 
/ Can't get bush hog on.. #19  
Although probably not applicable to the OP's situation, I have a 13' Bush Hog behemoth RC. That sucker sits so low to the ground it has to have the hydraulics engaged to raise the deck or you can't turn the PTO shaft.

It could be possible that after he parked his landpride, some vermin has rearranged the dirt underneath the RC - and he might have to raise the deck to get the shaft to turn.

As stated by the other posters, there is definitely a trick / learning curve getting the shaft hooked up. I have had the detent ball seized up before - I fought that shaft for 15 minutes till I thought to stick a screwdriver in the yoke to see if that little ball could be depressed. Had to work it with some WD40 - after that the shaft slipped right on.

Keep trying, you will get it!
 
/ Can't get bush hog on.. #20  
You have live PTO....eh?

No, it has its own independent clutch. But it doesn't free-wheel with the tractor off and the pto clutch disengaged. I always figured that's just the way it is. It works fine.

I hope he got hooked up okay.
 
 

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