The windows won t slide down far enough to latch.
Vinyl window won t close all the way.
Add some oil to the hinges to see if that helps.
2 if your window is hard to close and you see there is dirt or debris in the window sliding track clean it out with a canister vacuum and or wipe away any of the objects making it hard for the window to close properly.
Windows that won t open and close properly.
If your window won t open or shut try using these steps to remedy the situation.
The easiest problem to rectify is a dirty window track which you can clean with towels and brushes.
It might need to be adjusted diane.
So you really need to push them push the bottom window down and the top window up enough where you can lock them together.
Make sure the hinges are tight and secure.
That s probably because they re out of square.
Window is sticking unscrew the hinge and remove the window that sticks.
This problem is usually due to hinges that are loose or need lubricating.
Be careful not to shave too.
Using a small hand held plane shave off a few millimetres of the edge that is sticking.
If the window gets stuck in its tracks lube the tracks with candle wax or beeswax.
If you look around the window frame and the sash check to make.
And if they re not locking then something is swollen or out of square.
Despite their durability here are some potential problems that require vinyl window repair.