Backhoe Best way to get grease in a stuck fitting.

   / Best way to get grease in a stuck fitting. #1  

4570Man

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Crossville, TN
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Kubota M59, Kubota L3800, Grasshopper 428D, Topkick dump truck, 3500 dump truck, 10 ton trailer, more lighter trailers.
There’s 2 fittings I can’t get grease in on my backhoe on the loader. One is leaking grease around the threads but it takes firm pressure to leak so it’s not the entire problem. I can probably tighten or change the fitting and fix that one. The other one the grease gun won’t seal to, but it takes firm pressure on the gun so it’s not as simple as a bent fitting.
 
   / Best way to get grease in a stuck fitting. #2  
There’s 2 fittings I can’t get grease in on my backhoe on the loader. One is leaking grease around the threads but it takes firm pressure to leak so it’s not the entire problem. I can probably tighten or change the fitting and fix that one. The other one the grease gun won’t seal to, but it takes firm pressure on the gun so it’s not as simple as a bent fitting.


A couple months ago I had a couple fittings that would not take grease in my MiniX .. I hit them for a few seconds with a small propane torch..and it worked...
 
   / Best way to get grease in a stuck fitting. #3  
There痴 2 fittings I can稚 get grease in on my backhoe on the loader. One is leaking grease around the threads but it takes firm pressure to leak so it痴 not the entire problem. I can probably tighten or change the fitting and fix that one. The other one the grease gun won稚 seal to, but it takes firm pressure on the gun so it痴 not as simple as a bent fitting.
Replace the fitting
They are not expensive. Most will need just a few turns with a 7/16 end wrench.
 
   / Best way to get grease in a stuck fitting. #4  
Depending on what tractor, you may have metric grease fittings, just fyi.

Another thing to try for a "stuck" fitting, is a grease needle. It basically goes on the end of your grease gun, and the needle end presses in the ball on the grease fitting, and you inject the grease in that way. Works well for forcing a stuck ball to open.
 
   / Best way to get grease in a stuck fitting. #5  
Replace both fittings or screw the grease gun directly into the machine. Get firm pressure on the gun then move the pin that is associated with the grease port. If that dosnt work then your prety much going to have to remove that pin and clean the dryed grease/dirt out. You will only let it go that long once because greas is cheap and easy. Fighting and removing a pin because i didnt take 5min a grease a machine is alot more of a pain.
 
   / Best way to get grease in a stuck fitting.
  • Thread Starter
#6  
I just got the machine and the best I can tell it’s been well serviced. It’s sat for about a year though.
 
   / Best way to get grease in a stuck fitting. #7  
lock n lube and air operated / battery powered grease gun after you replace the fitting .
 
   / Best way to get grease in a stuck fitting.
  • Thread Starter
#8  
A buddy has one of those. I may try to borrow it and see if it works and better for this job.
 
   / Best way to get grease in a stuck fitting. #9  
I have one zerk out of the 32 on the back blade, tractor, FEL and grapple that just refuses. Its on the grapple - new zerk = no joy. Solution - rotate the grapple jaws to a slightly different position - zerk takes grease just fine.
 
   / Best way to get grease in a stuck fitting. #10  
Either replace fitting or try using something like tiny punch (nail set) and press in on ball (not with hammer).. Sometimes ball just gets stick.... Learned trick working in gas station years ago when the actually did lube jobs....

Dale
 
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