Then try to loosen it using a correctly sized wrench.
Toilet lock nut stuck.
Jarring the nut can break its bond to the bolt.
While turning these stabilize the bolt from above with a screwdriver.
Some nuts have wings that you can grasp with your fingers.
Most of the better companies supplied a brass lock nut and a brass coupling nut to connect the water supply tube.
Tap with a hammer.
Empty the bucket and place it underneath the water supply line.
If the nuts don t have wings lock a pair of locking pliers around each one in turn.
When you unscrew the screw the pliers will hit against the toilet bowl and prevent the nut from turning and it will loosen.
Use caution as some of th.
Eventually and in an effort to save money some of the companies started shipping these ballcocks with a white metal nickel composite lock nut and coupling nut.
Mamacanfixit mn i am trying to remove a plastic lock nut so i can replace the fill valve assembly.
To make sure you hit the nut itself and not the surrounding threads place a center punch on the nut and strike the punch with a hammer.
Use a pair of pliers to just loosen the coupling nut.
Gently pull the nut down.
Then finish loosening the nut with your fingers.
Super glued locknut on toilet fill valve under tank author.
Locate the coupling nut on the underside of the toilet tank.
The lock nut threads onto the fill valve inlet just above where the water supply hose or tube coupling attaches.
How to remove a stubborn nut bolt.
There are many ways to remove stuck and stubborn nuts bolts here are some of the ways that i ve found work best these methods contain both simple options and some that use luxurious tools such as an impact gun or welder.
These are used in a toilet chiefly to secure the fill valve in the toilet tank.
Moving the nut in any direction is progress.
So you probably won t run across this problem to.
After breaking the fins off the nut while using wrench i tried holding the nut and turning the part in the tank.