hi guys, iv tryed twice , to zero in on my 3-9x56 air rifel sights, with no luck, ( i say luck but i no its not) the set of sights i bought were from china, so i dont rely on theyr zeroing in ect ect, but i could be completly wrong, the instuctions i got on this piece of paper is turn direction, upper handwheel then at the bottom of that it says left hand wheel, ill get a copy of this and show you so you can tell me where im going wrong, has im always 3 inches by 2 inches out Every time, its frustating! ..... do i turn the screws or turn the whole click ect as it says ? th