loud clunking noise while running dryer, then noise went away and not much air blowing out

first pryed up the dryer top, pulled the two wires for the door switch and removed front panel. remove 8 or 10 blower housing cover 1/4" screws. removed blower moter shaft snap ring pulled out damaged blower wheel. slid on the new wheel with the flats on the shaft and new wheel alighned up. installed blower clamp around blower stub. installed motor shaft snap ring. reinstalled blower cover cover. installed front dryer cover to include installing door switch wiring. put down top and pushed dryer back into place making sure to install the blower vent hose. started dryer to test operation. all worked well the first time.