Yesterday, I bought myself Spyder Rodeo. It is worn but the person who sold it to me guaranteed to me that it functions. I do not have a CO2 tank yet but I believed that while drawing on the bolt it could draw. Then I drew on the bolt, I put a ball is jai to weigh on the trigger. I made this operation on several occasions but the ball never succeeded has to even leave the gun by it. Then I wondered whether it is because I do not have a CO2 tank yet or because I was made have

. I awaits your answers !!
Thank you !