![]() Fill the tire with air.Place a valve cover on the valve stem. Insert the removal tip of the valve core tool and screw the valve core into the stem. Insert a new valve core into the valve stem. Rotate the valve core tool counterclockwise to remove the valve core from the valve stem.Clean the threads inside the valve stem with the threaded end of the valve core tool. ![]() Insert the forked removal tip of the valve core tool into the valve stem. When your tire keeps going flat, but there are no nails in it, the valve stem is likely to blame. Other things that could damage your valve stem include: - Losing the valve cap - dirt and. The valve stem could become corroded, brittle, or cracked due to a combination of moisture, sun damage, heat, road salt, chemicals, and age. Press the valve stem core in to let all of the air out of the tire. New tires normally come with new valve stems because the old ones will wear out over time. If the valve stem is leaking, the water and soap will bubble as the air pushes past it. Spray soapy water into the valve stem opening. Checking and replacing a valve stem is a relatively easy process you can do at home, saving you time and money. If it fails, it can begin to leak, allowing the tire to go flat. The valve stem provides the means to fill the tire with air. If you have older valve stems, they may go bad over time, due to use, dislocation, and exposure to chemicals on the road, such as road salt. Your tire might just have a bad valve stem. Valve stem damage New tires typically come with new valve stems, because the old ones tend to wear out. Your first reaction might be to change the tire and have it repaired, but that might not be necessary. Also shop around, I got prices from $40 to $150 to do the pumping plus repair the tire plus the fluid needed.įind somebody who does a lot of big truck and tractor tires and they'll think your's is a toy and won't charge you much /forums/images/graemlins/cool.gif None of the tractor dealers I know do their own tire repairs and that even includes those who do the initial filling.Flat tires frustrate everyone. As I mentioned in another post today, I usually manage to save over 70% of my fluid if I put the leak on top and jack the tire off the ground. A good tire guy just pumps out all the fluid, saves it and in many cases can patch the tube or if it is a tubeless tire pumps out al the fluid, replaces the stem or plugs the tire as necessary and refills it with fluid and air. Working in an area with scrap metal is almost a sure flat ifor my machines. I've had a couple of fluid filled leaks that sounded just like yours and the problem was never at the valve stem. A hole anywhere in the tube with allow that squishy air to leak out the easiest point which is the valve stem. Unless you can see obvious damage to the stem I wouldn't be so sure that it is the stem. On a side note, since this is a work related repair on a personal tractor, can the repair be paid for by the company and deducted as an expense? My question is can the valve stem be repaired without removing the entire wheel (which is fluid filled) and dealing with the mess of fixing a fluid filled tire? Took the tractor right into the back of the warehouse and threw a truck jack under the rear end to take the weight of the tractor off rear tire. Somehow in the process I seemed to have damaged a valve stem on my left rear tire and I started hearing a hissing sound. ![]() All that stuff had to be revomed so I went to work with the FEL basically scraping the area clean and mounding the debris up in piles so it could loaded into a roll off dumpster. The valve core will be pressurized if any air is left in the tire, so be sure to remove all the. You’ll need to unscrew the valve from the tire using the valve stem tool that you purchased earlier. I couldn't use a bush hog because as I inspected the field I found a KITCHEN SINK, several tires, some pallet racks, a TV antenna and lots of other stuff. Once you’ve verified that the valve stem is leaking, you’ll need to let the air out of the tire after you’ve removed it. ![]() I took the Kubota B2910 to the warehouse where we have an overgrown field that is filled with scattered debris. ![]()
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