i just bought a new Consew CP206RL and am having a problem i can't figure out...i'm using a 135x17 needle with T70 bonded thread...i'm pretty certain i'm threading the machine correctly, according to a video at https://www.youtube.com/watch?v=_x3OJ0_rLnw tension seems fine until threading through the thread take up, then, it is very hard to pull even with zero tension on the tension dial...a have not been able to sew more than a few stitches without the thread breaking   i can pul