hot coil

Hey Im Using the snowwolf xfeng 230W box mod and Yup rda on top,Since my last coil build that I had the guy at the vape shop do it for me is getting ridiculously hot just after 6-7 rips Not batteries cuz i checked Just the atomizer, Also there is barely any flavour i changed the cotton last...

Hello everyone! New here but I was hoping someone could help. I am using a crown tank first generation with a reuleaux rx200 .25 ohm coils 40.00 wattage and 6mg of nic and after about 3-5 puffs about 3 seconds each my tank and glass get hot. What is going on? Thanks for all the assistance! Scott