Backhoe attachment for Yanmar FX24D?

   / Backhoe attachment for Yanmar FX24D? #1  

Leaferfly

New member
Joined
Jan 21, 2022
Messages
10
Tractor
Yanmar FX 24D
Hi, I'm a new member and new to tractors in general. I inherited a property of 5 acres recently and am beginning a small family (non-commercial) farm. I have a Yanmar FX 24D in very good shape with only 340 hours on it. I'm having trouble finding specs on this grey market tractor. Specifically I am trying to determine if it will accommodate a small backhoe attachment. I'm looking at the WoodMaxx BHM5600 6', which weighs in at just under 1000 lb with thumb, operates with 3 point tractors in the 16-25 HP range.
My Yanmar brings 24 HP to the PTO, 28 to the engine. I do not know the lift capacity of the PTO, there is limited info on tractordata.com or anywhere else it seems. The weight of the tractor is 2623 lbs. Has 3 point hitch. Has wheel base approx. 65". Currently equipped with a 300Kg front loader.
The dealer I bought it from, who primarily deals used Yanmars, stated it'll work with a small backhoe unit without causing damage to the tractor and without the need for a subframe. He stated he has sold hundreds of older yanmars and has known several people who run a backhoe attachment for years, even on lower power units like the YM2210, without using it super gingerly and have seen no issues. Yet I have heard from others that a backhoe unit on an old 3 point Yanmar may split the tractor in half if it doesn't have a subframe.
My uses for the backhoe will be fairly light duty: digging out roots of smaller trees and shrubs, picking smaller boulders, and digging a 300' 16"- deep trench for fiber optic cable.
I'm looking for a confident answer. Does anyone have direct experience with this? Can I operate a 1000 lb backhoe attachment on my Yanmar FX24D without engineering a subframe? (not sure if I currently have the skills to create such a thing)
I do not need it to be 100% risk free usage, but within a reasonable risk tolerance for the applications I'll be using it on.
Thank you
 
Last edited:
   / Backhoe attachment for Yanmar FX24D? #2  
Generally speaking a tractor of that size could lift 1000lbs on the 3 pt. It may or may not be able to lift 1000 lbs in the shape of a backhoe because a significant part of the weight hangs pretty far out. But, in a pinch you can push the 3pt up with the backhoe (boom or outriggers), take up the slack with the 3pt lift on the tractor, and then raise the backhoe boom/outriggers and drive gingerly to your next location. I do this occasionally with a 3pt trencher attachment that my tiny kubota cannot lift. I just use the 'chain bar' tilt to pick the trencher itself up, lift my 3pt, tilt the chain bar back up and drive. Just be aware when carrying something heavier than what the 3pt will actually lift, trying to lift the 3pt will actually DROP the attachment. Might want to chain it up for transit.

As for whether it will break the tractor, I would say if you are a cautious operator you will be fine. Just my .02
 
   / Backhoe attachment for Yanmar FX24D? #3  
My dealer says never use a 3pt backhoe
tractors can be damaged too easy and the
cost is a lot more that buying brackets to
hook up the backhoe proper!

You can try these people to see if they have what you
need! Durattach https://www.durattach.com/tractor-p...r=asc&limit=64&manufacturer=25&order=name&p=2

Backhoes are an extremely handy tool but some care needs to be taken when installing one on your Yanmar tractor. The problem is that the yanmar uses the bellhousing as a structural part of the frame.
backhoe.jpg
The bellhousing is plenty strong for normal tractor and loader work but add a three point backhoe and you can get into trouble. In order to prevent the tractor from breaking in half you need to be sure the three point has a sub-frame installed. A subframe is a structural brace that connects the front axle support to the rear axle housings. It basically takes the load off of the bellhousing and distributes it safely.

willy
 
   / Backhoe attachment for Yanmar FX24D?
  • Thread Starter
#4  
Generally speaking a tractor of that size could lift 1000lbs on the 3 pt. It may or may not be able to lift 1000 lbs in the shape of a backhoe because a significant part of the weight hangs pretty far out. But, in a pinch you can push the 3pt up with the backhoe (boom or outriggers), take up the slack with the 3pt lift on the tractor, and then raise the backhoe boom/outriggers and drive gingerly to your next location. I do this occasionally with a 3pt trencher attachment that my tiny kubota cannot lift. I just use the 'chain bar' tilt to pick the trencher itself up, lift my 3pt, tilt the chain bar back up and drive. Just be aware when carrying something heavier than what the 3pt will actually lift, trying to lift the 3pt will actually DROP the attachment. Might want to chain it up for transit.

As for whether it will break the tractor, I would say if you are a cautious operator you will be fine. Just my .02
Thanks for your input. It adds one more vote to the group of folks who say I can do it without a subframe. But that’s the answer I want to hear. Is it the right answer? I still am hearing from people who caution me heavily against it. The problem is I don’t know how much personal experience they have and what their risk tolerance is. It’s like some people will drive on a donut spare for only as long as the manufacturer recommendation, while others know that can be flexed quite a bit if done carefully. I don’t know.
I might look more into a subframe, I just worry my learning curve with it will be steep. I have seen photos on other forums of example subframe, and I know some metal workers so that’s at least a start.
 
   / Backhoe attachment for Yanmar FX24D? #5  
Now this is not a direct comparison. I have a Yanmar 336d tractor, an early 1980s model with 33 HP. I have a Woods 750 3pt backhoe on it. Initially I used it without a subframe. That always concerned me. I wondered why would Yanmar make a subframe if they did not feel it was needed. I added one and am glad I did. The expense was not that great and thought it could avoid the potential for a great deal of tractor damage. Just my thoughts.
 
   / Backhoe attachment for Yanmar FX24D?
  • Thread Starter
#6  
Now this is not a direct comparison. I have a Yanmar 336d tractor, an early 1980s model with 33 HP. I have a Woods 750 3pt backhoe on it. Initially I used it without a subframe. That always concerned me. I wondered why would Yanmar make a subframe if they did not feel it was needed. I added one and am glad I did. The expense was not that great and thought it could avoid the potential for a great deal of tractor damage. Just my thoughts.
Where did you find your subframe? Or did you make it yourself? All of my efforts of finding a pre-fab subframe for my fx 24d have come up empty
 
   / Backhoe attachment for Yanmar FX24D? #7  
It is a Yanmar subframe. Purchased in the early 1990s from a Yanmar dealer. Can disconnect easily to remove the backhoe unit but part still remains attached to the tractor as I recall. Have not fussed with it for years as occasionally I have a use for the backhoe and I have a second tractor.
 
   / Backhoe attachment for Yanmar FX24D? #8  
I should take that back. It may have been a unit built or provided for by the Woods backhoe company for the Yanmar. Just don't remember for sure. If I get time I will try to locate the invoice.
 
   / Backhoe attachment for Yanmar FX24D? #9  
I found info on the purchase for my 336d Yanmar and Woods 750 BH. That will not help your model but I got the subframe on 12-14-1992 through a Case IH dealer. It cost $345.00 then. No model number on the invoice but I have some notes that seem to indicate 8561. Is that a Woods or Yanmar number, unsure? Wish I could provide more.
 
   / Backhoe attachment for Yanmar FX24D?
  • Thread Starter
#10  
No worries, thanks for taking a look, I appreciate it. I'll keep plugging away and researching. I'm thinking I better not risk it without a subframe. If I cant find one pre-fab, I'll have to create it myself. With time and will, one can do nearly anything.
 
 

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