My dryer drum sparks when i push on it

You have loose or shorted wiring in the dryer. Unplug the dryer.Raise the top lid. Remove the screws on the top right and left inside the dryer to remove the front panel. Disconnect the door switch wires and set the panel aside. Reach in under the drum and remove the drive belt from the motor and pulley. Remove the drum. Inspect the wiring visible inside. Remove the rear panel from the dryer and inspect all wiring and thermostats and fuse relays.Remove the terminal cover where the cord connects and inspect all wiring there for broke or loose. Open the control panel and inspect all wires there for broken or loose. Repair any wiring found defective and replace any parts found defective.