ORC questions

   / ORC questions #1  

thekingfeeder

New member
Joined
Apr 24, 2008
Messages
19
Location
Linden, NC
Tractor
Yanmar YM 1600
They make a quick disconnect over-run clutch for a reason. My question, how often do you guys find yourselves removing the ORC? I am going to be getting one and I am trying to determine which would be more suitable for my tractor, the quick disconnect or the roll pin. Why would I want to disconnect it once it is in place? Thank you for your patiences. :)

Robert
 
   / ORC questions #2  
Yes, Why remove it once it's on?

I've used both types and prefer the simplicity of the roll-pin type with the two Zerks at both ends. It seems to except the grease (for the ratcht mechanisim) better but either one is OK.

I've only read about a few push-pin spring loaded types that came apart...but It turned out to be a bad batch from the manufacturer. As long as you use one I believe you've covered your bases.

Mark
 
   / ORC questions
  • Thread Starter
#3  
I am drawn to the simplicity of the roll pin style as well. I am currently using a 60" finish mower and will be using a 4' bush hog before too long on a YM 1600. Those will be the only PTO implements that I plan on using with this thing. Of course, time may change my mind. Since I am unaware of any instances where I would want to remove the ORC, I figured I would ask. I would hate to find out a year from now I wish I had purchased the quick release.

Robert
 
   / ORC questions #4  
thekingfeeder said:
They make a quick disconnect over-run clutch for a reason. My question, how often do you guys find yourselves removing the ORC? I am going to be getting one and I am trying to determine which would be more suitable for my tractor, the quick disconnect or the roll pin. Why would I want to disconnect it once it is in place? Thank you for your patiences. :)

Robert
Because you may have to cut (shorten) the pto shaft on some implements so they will fit with the OR coupler on, and in doing so you may make them too short to use without a coupler---thus somewhat reducing their saleability. And you may very likely have to shorten the pto shaft on all implements you acquire. Those are about the two primary reasons I can come up with. I suspect (and Mark and others more mechanically inclined than me could answer this better) that the longer straight run it creates on the tractor pto before the universal joint probably allows for greater lateral pressure on the pto seal and all parts the pto shaft contacts internally in the tractor. I have no idea how significant that might be.
 
   / ORC questions
  • Thread Starter
#5  
Being used to drivelines, I used to build rockcrawlers, I was wondering about the adverse effects the change of angles would cause, basically concerned about premature wear on u-joints and other bearings. I am thinking now, buy the quick release and use it for the bush hog, and then take it off when I am not using it. You made some very interesting points. Hmmmm, more food for thought.

Robert
 
   / ORC questions #6  
While we're on this topic:

I tried an ORC on my 1510D and the roll pin it came with would NOT drive into the hole. I ground on it a little to get it started, but it wouldn't compress enough to go more than 1/4" into the hole in my PTO shaft.

I have been running my 48" KK brush mower without it. True to what I've read here, things can get dicey if one expectes the tractor to stop moving when pushing in the clutch!! thankfully, I've trained myself to use the neutral position on the powershift trans instead - and have managed not to hurt myself or the tractor.


LMTC, should I just go get a smaller diameter roll pin or ? pound harder? I already beat the crap out of the one I had. I can align the holes easily, even without the ORC on the pin itself won't go into the hole on the PTO.


Any help would be appreciated!

-scott
 
   / ORC questions #7  
You could email us and buy a quick-attach OR coupler. Any pounding against the side of your tractor's pto (which is what you are doing when trying to pound a roll pin through a coupler and the shaft) is a very bad thing.
 
   / ORC questions #8  
LMTC said:
You could email us and buy a quick-attach OR coupler. Any pounding against the side of your tractor's pto (which is what you are doing when trying to pound a roll pin through a coupler and the shaft) is a very bad thing.


I wanted the more permanent version that I already own. Do you think a smaller roll pin is a bad idea? I agree, not good to be beating on it, that's why I didn't take it any further after it wouldn't go in.
 
   / ORC questions #9  
Not familiar with the roll pin mount but you do need to pay attention to size, inch Vs metric.
 
   / ORC questions #10  
I have had no problems with my quick disconnect. I prefer the quick discommect. Goes on easy comes off easy
 

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