Tires Tire valve - what is this?

   / Tire valve - what is this? #1  

CobyRupert

Super Member
Joined
Oct 30, 2012
Messages
5,865
Location
Washington County, NY
Tractor
JD 5075E
Stupid question, but here goes:
Bad valve on tire. Can I just unscrew internal air valve core, like a car tire and replace it with some of the spares cores I have?

On a Deere 5075E w/ filled tires. Tires weren’t soft, I wanted to check pressure. 1st thing I did was park valve at 12:00 and blew valve out with air hose. As soon as I did that I could hear valve leaking.

What I exactly am I looking at? Does core only screw into the little valve stem? Think I need that whole assembly that screws onto bigger stem, or just replace core with any old one that works? Is the big stem that attaches to rim for adding ballast?

I want to ask before I start taking things apart and end up with a stranded tractor with a flat tire, or a bunch of washer fluid on my lawn.
IMG_9722.JPG
 
   / Tire valve - what is this? #2  
Yep, common core.

If you are nimble you can probably change the core as it sits.

If not, I'd block or jack the tractor so it doesn't squish enough to squirt out fluid when it's flat.
 
   / Tire valve - what is this? #4  
I don't have anything to add to the already good advice you have been given, therefor I won't add anything. :) .....Ok, I am a little bored, so I typed this.
 
   / Tire valve - what is this? #5  
I don't have anything to add to the already good advice you have been given, therefor I won't add anything. :) .....Ok, I am a little bored, so I typed this.

You'll have that James. :D
 
   / Tire valve - what is this? #6  
You'll have that James. :D

Well, you covered all the high points, pitfalls and repercussions. There just wasn't any meat left on the bone !
 
   / Tire valve - what is this?
  • Thread Starter
#7  
I ended up jacking it up to take the weight off so I could give the axles a couple squirts of grease at the same time; and do the same on the other side without moving it.

...and yes, there is a regular old common valve core in that little adaptor stem like Ovrszd says.
 
   / Tire valve - what is this? #9  
Go through this every time. I jackup to be sure and replace with a fresh core. You could always replace the tire and rims instead.😂
 
   / Tire valve - what is this? #10  
So, you have to have air in the tires. My granddaddy had steel wheels.
 
   / Tire valve - what is this? #11  
yes need to add some. I do 12 o'clock check and blow in some air first. But usually it starts leaking air and spitting fluid. So I just expect to change the core every time. Keep some cores on hand always.
 
   / Tire valve - what is this? #12  
I don't have anything to add to the already good advice you have been given, therefor I won't add anything. :) .....Ok, I am a little bored, so I typed this.

James, could you go into a little more detail on that please.

yeah, it's early
 
   / Tire valve - what is this? #13  
I don't have anything to add to the already good advice you have been given, therefor I won't add anything. :) .....Ok, I am a little bored, so I typed this.

James, could you go into a little more detail on that please.

yeah, it's early

Adding some pictures would be helpful too.
 
   / Tire valve - what is this? #14  
mred2 - yes, your granddaddy had steel wheels. He probably had to have spinal surgery and ended up with ruptured kidneys. There is an OLD tractor north of me - decorating a neighbors front yard. It has steel wheels, heavy steel spokes & steel chevrons - all the way around. I keep meaning to stop and get the background & pics on this tractor. CV-19 has, sort of, delayed this adventure.

And we think some of our subcompact/compact tractors ride roughly - ha, ha.................

CobyRupert - your picture looks EXACTLY like what I have on the rear tires on my M6040. Core inside an insert, insert inside the main body. I would guess it has to do with adding fluid ballast to the rear tires - ??? I have RimGuard in my rear tires.
View attachment 665370. And so why did I attach a pic of my Chocolate Cocker Spaniel puppy - Brownie? Brownie is a whole lot cutter than my pic of the rear tire on my tractor. You can't really see the valve stem on the picture of rear tire.
 
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   / Tire valve - what is this? #15  
Around here the Amish use new tractors with steel wheels. I haven't figured the logic in that yet.
 
   / Tire valve - what is this? #16  
Around here the Amish use new tractors with steel wheels. I haven't figured the logic in that yet.

It's their belief system; they are hard workers and have a serious work ethic (ethos). Pneumatic tires are built for human comfort, therefore steel wheels are just fine. They have joined the 20th century by using motor driven ag equipment or PTO motors, BUT they still use horse teams to pull them. Have you seen the horse team-drawn hay baler video?

Those men can steer a team of horses better than some guys can steer a tractor.
 
   / Tire valve - what is this? #17  
Horses have an Auto Drive feature. Climb in the buggy at the bar and wake up back home!
 
   / Tire valve - what is this? #19  
I think straight calcium in tires will corrode valve cores in few years, using Beetjuce or Ballast Star is better, better option would be wheel wights, even better option is 50+ hp tractor.
 
   / Tire valve - what is this? #20  
LOL, how many people does it take to change a valve stem core? Who knows HAHAHAHA. B.
 

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