ok sorry guys i was really busy yesterday and couldny upload the pics, but yes i opened up the gearbox and WOW its really greased up well i found nothing wrong with the piston but after taking a closer look at the gears i found one gear with a broken tooth! could this be the main problem or can it possible something thats also causing the problem???
here are the pics(betters one will come)
there ya go, yes i kno the pics are pretty bad ill try n get better ones soon