I HAVE NOW BEEN IN CONTACT WITH DEL KAYE, WHO I HAVE BEEN RECCOMMENDED TO. HE IS GOING TO RESET THE REGULATOR PRESSURE FOR ME. SO ALL BEING WELL THE GUN SHOULD BE SORTED WITHIN THE NEXT WEEK OR SO AND AT A VERY REASONABLE COST. MANY THANKS TO MIKE (secretagentmole) FOR PUTTING ME IN CONTACT WITH DEL. TURNS OUT WE WERE BOTH WORKING AROUND THE SAME MANOR IN THE MOTOR TRADE A WHILE BACK.