3-Point Hitch GC1720 3-point hitch will not raise (it is not locked)

   / GC1720 3-point hitch will not raise (it is not locked) #1  

rkeith

Silver Member
Joined
Aug 10, 2011
Messages
160
Location
Prattville, AL
Tractor
GC1720 TLB
Today was the first time I removed the backhoe (that was easy) and I was going to use the 3-point hitch. I lowered the 3-point hitch and connected my auger. After I connected it the 3-point hitch won't raise (it is currently as low as it can go). It was locked initially but I unlocked it to lower the hitch but now it won't raise. I disconnected the auger and the 3-point still won't raise up. The GC1720 is brand-new (got it last month). I did add a quart of hydro fluid and the window is still showing low but when I crank it the level goes to the middle between low and full. Could the hydro fluid level be the issue? I never checked it before today because I couldn't see the window with the backhoe installed.
 
   / GC1720 3-point hitch will not raise (it is not locked) #2  
Not sure what the problem is.

I would not bet on the fluid fluid level being the problem, there is more fluid in there, than the system needs.

However, it should show in the window, when it is level, and not running.
 
   / GC1720 3-point hitch will not raise (it is not locked) #3  
How about checking the linkage, see if it is moving the shaft at the transmission fully?
 
   / GC1720 3-point hitch will not raise (it is not locked) #4  
Same thing happened to me not long ago. I was bummed. Was getting ready to tear things apart and decided to check the hose connections. I had mistakenly hooked up the bypass hoses even though i have done this at least a hundred times. Switched a couple hoses and back to normal.
 
   / GC1720 3-point hitch will not raise (it is not locked) #5  
Oh yeah, I forgot about the 3rd hose.

The 1st generation machines like mine, only have 2.
 
   / GC1720 3-point hitch will not raise (it is not locked) #6  
If you plugged in your BH, by disconnected the 3pt input, then you have no flow to the 3pt.

If your auger is plugged into the 3pt inpu those, then you have no 3pt.

Does your auger have it's own valve, and does it have two hoses.

If you had a BH with three hoses, you could plug in the BH and also have 3pt.

Where did you put the BH return hose.
 
   / GC1720 3-point hitch will not raise (it is not locked)
  • Thread Starter
#7  
If you plugged in your BH, by disconnected the 3pt input, then you have no flow to the 3pt.

If your auger is plugged into the 3pt inpu those, then you have no 3pt.

Does your auger have it's own valve, and does it have two hoses.

If you had a BH with three hoses, you could plug in the BH and also have 3pt.

Where did you put the BH return hose.

It has 3 hoses. They are just hanging out of the way. I didn't connect any of them together. If 2 of the hoses need to be connected together which colors need to be connected. All 3 hoses have a different color. I didn't see anywhere in the manual that stated that they need to be connected together.

How about checking the linkage, see if it is moving the shaft at the transmission fully?
There is no linkage. It looks as if the 3-point raise/lower lever activates a switch directly below the lever. I did rotate the speed knob all the way to fast and then I backed it off about a 1/2 turn.
 
   / GC1720 3-point hitch will not raise (it is not locked) #8  
Connect red and yellow, blue gets plug.

Sent from my idrankthekoolaid device c/o TractorByNet
 
   / GC1720 3-point hitch will not raise (it is not locked)
  • Thread Starter
#9  
Thank you!
 
   / GC1720 3-point hitch will not raise (it is not locked) #10  
Cool. Problem solved?

Mine only has 2 hoses, and you must connect them, when removing the backhoe, to allow the oil to circulate, and prevent damage to the pump.

So, even if this doesn't fix your problem, your owners manual likely has the same stipulation.
 

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