Originally Posted by
a70eliminator
The original poster has not indicated that he even knows what size the tank is, he did say the tank was indeed empty of fuel at the end of 5 mins. flying time, alot of guessing going on here without enough info, is the tank actually filling completely who knows.
My guess would be that the tank is not emptying completely, or not filling completely.
The instructions say that the included tank is 8oz.