TC55 - PTO won't disengage

   / TC55 - PTO won't disengage #1  

ruffneck

New member
Joined
Mar 22, 2008
Messages
12
Location
Alberta, Canada
Tractor
TC55DA
I just took the blade off to hook up the rototiller for some spring work and I noticed the PTO shaft was turning. I pulled the pin on the lever and worked the linkage back and forth by hand with no success. I was wondering if anyone else has had anything like this happen. With the rototiller hooked up it will turn it and if I rev up the engine it turns faster just like it was engaged. Any thoughts or solutions would be appreciated.
 
   / TC55 - PTO won't disengage #2  
I'm not sure what you mean by "...pulled the pin on the lever and worked the linkage back and forth by hand with no success." I'm guessing you just disconnected the PTO lever from the rest of the mechanical linkage to the hydraulic valve that engages the PTO. When you move the lever with everything hooked up, does the PTO light illuminate and extinguish with the lever's movement? If the lever was not moving to the right location, the PTO switch would not open and you could not start the tractor. So, if you can move the lever to off and start the tractor, you know the the PTO switch is working.

There is one more check to do. You need to know that the PTO valve (the hydraulic valve block that engages the PTO) is working. If the valve is being rotated by the lever mechanism, then probably that valve is working properly. This valve normally sits on top of the rear transmission under the operator's platform and may be very hard to see.

Another check you can do is to lower your tiller to the ground with the PTO lever to off. If the tiller does not stop, that would indicate the PTO clutch is fully engaged and is not releasing at all. If the tiller does stop, that indicates a worn PTO brake and is something that may get worse over time. In either case, I would have my dealer look at the tractor and evaluate how serious the problem is. At the very least, I'd have a talk with my dealer's service manager.
 
   / TC55 - PTO won't disengage #3  
yesterday my PTO didn't stop I was mowing with my bush hog and I hit an old rubber matt and it made a teribble noise so i pushed in the clutch all the way and the PTO just kept spinning, Isn't the TC30 and most new tractors a 2 step clutch?, I raised up alittle to get off the matt and pulled forward slowed down the RPMS and disengaged the PTO lever and it did come to a stop, Pushed the clutch in and reengauged the PTO and it started again. But aren't you suppose to be able to stop ( disengauge) the PTO with the clutch? not just the lever. if so how would I fix this?
Thanks this tractor is brand new to me ( I love it )
 
   / TC55 - PTO won't disengage #4  
yesterday my PTO didn't stop I was mowing with my bush hog and I hit an old rubber matt and it made a teribble noise so i pushed in the clutch all the way and the PTO just kept spinning, Isn't the TC30 and most new tractors a 2 step clutch?, I raised up alittle to get off the matt and pulled forward slowed down the RPMS and disengaged the PTO lever and it did come to a stop, Pushed the clutch in and reengauged the PTO and it started again. But aren't you suppose to be able to stop ( disengauge) the PTO with the clutch? not just the lever. if so how would I fix this?
Thanks this tractor is brand new to me ( I love it )

MRCONCDID, It's my opinion that you need to spend some quality time with your Owner's Manual. You just asked basic questions that need to be answered before you ever operate your tractor. Did you buy it new? Is it FWD? HST? I believe only the 2WD TC30 has a two stage clutch for the PTO. I think the FWD and HST tractors are live 540 PTOs.

The TC55 owned by the OP is nothing like your TC30 in the way the PTO operates. You will probably get a lot more knowledgeable answers if you start a thread of your own with the proper title.

Anyhow, welcome to TBN and congratulations on your TC30 purchase. That's a good little tractor and you should be proud of it. Just please be careful and make sure you know how everything works so you don't hurt the tractor or yourself. :)
 
   / TC55 - PTO won't disengage #5  
Well thank you for your half answer, yes this tractor is new to me just as the my thred stated and it is 4x4 manual and yes the owners manual which I have read at least 4 times states it is a live PTO, Now since I have opperated tractors all my life over some 30 years both with and with-out live PTO some tractors that date back to the early 40's, it came as a shock to me to find the first time I used the bush hog it didn't disengage when I pushed in the clutch just as the OP stated in the opening thred,even though he has a different tractor,I also know that 90% of all new (post 1979) come with a 2 step clutch. My tractor is used, and therefore doesn't look or work as a new one per the manual. I have had to repair and replace some items on this tractor so therefore knowing what it should or shouldn't do per the manual is why I ask the question, and since the manual said it should have than the question I ask has merit, unlike your reply.

On a side note I have been here reading your reviews/post for almost a year and have found you to be one of the most helpfull of all the NW members on TBN. I was quite surprised at your responce to my question, so I felt I should reply.
 
   / TC55 - PTO won't disengage
  • Thread Starter
#6  
I talked with the service manager and he thinks it could be the pto clutch is stuck. I took it in to them today and will let everyone know what the outcome is.
 
   / TC55 - PTO won't disengage #7  
Well thank you for your half answer, yes this tractor is new to me just as the my thred stated and it is 4x4 manual and yes the owners manual which I have read at least 4 times states it is a live PTO, Now since I have opperated tractors all my life over some 30 years both with and with-out live PTO some tractors that date back to the early 40's, it came as a shock to me to find the first time I used the bush hog it didn't disengage when I pushed in the clutch just as the OP stated in the opening thred,even though he has a different tractor,I also know that 90% of all new (post 1979) come with a 2 step clutch. My tractor is used, and therefore doesn't look or work as a new one per the manual. I have had to repair and replace some items on this tractor so therefore knowing what it should or shouldn't do per the manual is why I ask the question, and since the manual said it should have than the question I ask has merit, unlike your reply.

On a side note I have been here reading your reviews/post for almost a year and have found you to be one of the most helpfull of all the NW members on TBN. I was quite surprised at your responce to my question, so I felt I should reply.

MRCONCDID, do you have any idea how dangerous it is to be operating your tractor with the rotary cutter and not know how exactly how to stop
it? I can assure you that you will not hurt me, so my concern is with you and your personal property. I cannot understand why you would wish me to not respond to what I feel is a very dangerous situation?:confused: I'm totally baffled. If you have read your Owner's Manual 4 times and cannot be sure how the PTO operates, you should talk to someone who owns a TC30 like yours or the person who sold it to you (dealer or individual).

I do not own a TC30. I took an interest in your problem because of my concern for your safety. I logged into New Holland's website and looked at the parts diagrams for various TC30 models. What I found was that the 2wd models show a dual-clutch, but the 4wd and HST models showed a single clutch with "live 540 PTO." That's what I found and that's what I know. If I knew more, I'd love to tell you, but I don't. I can tell you that many tractors with a clutch have a driven shaft that drives the PTO whether the clutch is engaged or not. These tractors have a way of engaging the PTO that is not related to the transmission's clutch. Your statement that 90% of all tractors have a two-step clutch is just not factual in my opinion. I believe you are mistaken about this.

Now, I know your tractor is used. Did you buy it from a dealer? You didn't say how many hours are on the tractor, but indicated it is older. By telling us the number of hours, it will help us know if the clutches could be worn or need adjustment. I don't know why you think your used tractor would not work like the manual. If the tractor is the same model as shown in the manual, it should work like the manual says. If you have a HST manual and your tractor is a gear tractor, then yes, it will not operate the same.

Please don't take my response as indicating your question does not have merit. Of course it does. It not only has merit, but also needs to have access to all the experts on TBN who have tractors like yours. The reality is that that TBN has so many posts that many people like me don't read nearly all the posts here. We see a title on a thread and try to respond if we feel we can add something useful. The reason I read this thread in the first place is that I know how the PTO on a TC55 works. When I saw your post, I tried to help by going to the NH site and seeing what I could find. I'd be willing to bet that many TC30 owners are the same as me and probably have not seen your question in this thread. That's why I suggested you start a new thread of your own. I hoped you would get the correct answer as soon as possible by making your post more visible. I in no way wanted to diminish the importance of your post or the need for an answer. I'm sorry I can't answer your question, but it is not a "half answer." It's all I know and I hoped it might be helpful. I wish I could help more, but I can't.:(
 
   / TC55 - PTO won't disengage #8  
Thank you Jim for you understanding.
I do understand the maunal ( it is the correct on for the tractor) I bought it from a private party, it has 150 hrs. I felt it was a good buy and bought it. After getting it home I found several things that didn't work or didn't work well as per the manual. I saw the original post and said Hey I have a simular problem, maybe if I speak up someone could help both of us, not knowing that the 2 tractor in question are so different that the fix wouldn't be benificial to both of us. I know how to stop the pto as I did when it didn't stop with the clutch, other wise I agree it is a dangerous situation. Does the manual say it should have stop with the clutch?, Yes it does , did I know that before I operated the tractor? Yes I did. But did it, No it did not. there for I felt there must be something wrong Hence my first reply.

Yes I could have started a new thred and maybe only TC30 owners would have read it and maybe they could have answered my question. I felt my problem was so simular to the OP that I would just chime in as having the same type problem.

Thank you for your time in trying to figure out my problem. I did not mean to step on any toes here. I'm Just looking for answers and trying to help others where I can.
 
   / TC55 - PTO won't disengage #9  
Dear Ruffneck
I found my problem with the PTO not disengaging it was a gaurd bolted on to the bottem of the step platform was bent up by the previous owner which the clutch would hit just shy of fully pressed, when I pressed it all the way down it felt like it was at the bottem and the PTO would not disengauge but it was hitting the gaurd enstead. after I bent the guard back down the clutch would then go all the way down and disengauge the PTO as it should
I hope your repair is as easy as mine and I appoligize for thaking this off topic with jim
 

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