bleed screw stuck?

[readie]

the one above the radiator(the plastic one) it only seems to turn a quater turn?

[saxo-parts]

thats how it should be, opens slightly then pulls up, its not a full screw thread.

[BullockXR]

has a little T on the bottom to stop you taking it all the way off if memory serves me correctly

[b-christie]

turn then push down and turn it :P

[readie]

arr thats alright then thanks all