Place the Flathead Screw driver parallel with the gap between the back and the heater body, then twist until the two parts of panel are separated. You may have to do this on four sides of the panel.
Remove the front panel by pulling them apart. The front panel should come out easily.
Remove the two 10 mm Phillips screws using a #2 Phillips screw driver. One attaches the gold metal bracket to the heater coil housing and the other attaches the fuse holder to heater coil housing.
Make note of where you disconnect the wires from so you can properly connect them when re-assembling heater.
Unplug the wires located on the right side of the heat coil housing. Both plugs will come off together. To unplug the wires, pull down on the wire until it breaks free.
Grab the Switch and Circuit Board Assembly with one hand and slide it up. You will need to wiggle it to break it loose. While wiggling it, slide it up until it is clear of the plastic rails.
Make note of where you disconnect the wires from so you can properly connect them when re-assembling heater.
Unplug the two wires, with blue ends, that go from the Power/Fan switch and from the bottom of the Circuit Board to the fan. To unplug the wires, pull them away from the fan assembly until they break free.