Disconnect the power cord before working on the Maytag Neptune dryer. Open the dryer door.
Remove the screws along the inside door lip. Close the door.
Lift the front panel up and away from the dryer to disconnect it. Unplug the wire connectors leading to the front panel. Set the front panel aside.
Remove the single screw holding the heating element enclosure to the MDE6700AYW dryer base. The heating element enclosure is a rectangular metal object in front of the drum near the bottom of the cabinet. Lift the enclosure out of the dryer.
Remove the screw at the back of the heating element enclosure. Disconnect the wires leading to the heating element.
Pull the old heating element out of the enclosure. Slide the new element into the enclosure.
Plug the electrical wires into their sockets on the heating element. Install the screw at the back of the heating element enclosure.
Replace the heating element enclosure into the Maytag Neptune dryer. Install the screw holding the enclosure to the cabinet base.
Replace the front panel. Connect the wire connectors into their sockets. Install the screws inside the door lip.