Unscrew the top hinge from the frame.
How to take a upvc door off its hinges.
Good to have an extra pair of hands as the doors can be heavy if there is glass in them.
Found a website that say how to take out the cylinder which might be the cause in your case remove the screw on the edge of the door inline with the bottom of the lock.
Unscrew the screws holding the bottom hinge to the door frame using a phillips screwdriver.
Put the flat end of the nail against the pin and tap it up with the hammer.
Spring loaded hinges are always spread out like a butterfly and mounted flat on the outer frame.
Have a look at the top of each hinge to see if there s a domed normally brass pin.
Place the key in the lock and turn it either to 5 to or 5 past the hour position hold it there gently pulling the barrel out.
Lay the door on a flat surface and unscrew the hinges from the door.
To refit the door it s just the reverse of this.
Give it a good oiling then replace it and see.
Unclip the plastic covering the flat section and you should find 2 or 3 bolts to remove the hinge you somtimes have to loosten the bolts to adjust the hinge with the allen hex key lightly wedge the door in the centre underneath before loostening the hinges.
A video tutorial on how to remove a butt hinge pin from a upvc door.
If so get a flat head screw driver and pop the pin out you may have to take all the hinge pins out and remove the sash before you can get to the screws.
Hi most upvc doors work on a system that allows the door to be lifted off the hinges.
With the door in a 90 degree opened angle you should use something to lever the door up approx 50mm this will lift it from the hinge pin.
Prize off the hinge covers and you will see a number of fixings just take them all out until the door drops off or the hinges that are on the door frame may be best take off the covers and see you might need an allen key.
Continue to tap it up gradually increasing the force until the pin is finally lodged upwards.
Taking a hammer and your nail punch gently ram the pin upwards.
Force the pin up from the door hinge.