dryer didn't dry well and mad load grinding squeezing and banging noise

Lifted top removed front hooked belt from idlers wheel. removed drum. replaced front drum glides rear support wheels idlers wheel. removed blower housing cover and fan. put in new fan don't use spring type clamp that comes with fan it doesn't hold for long and ruins fan. use good quality screw type hose clamp. then just reassembled in reverse order. but first make sure all power is off before doing anything .