Lay out the guitar, string side up. Place a towel or piece of fabric underneath to protect the guitar.
Turn the tuning tabs counterclockwise so you can remove all of the guitar strings.
Remove the screws in each corner of the ring that surrounds the pickup cover with a screwdriver.
Use the razor blade to lift up and remove the ring surrounding the pickup. Unscrew the two remaining screws on each side of the pickup.
Unsolder the edges of the pickup cover.
Remove the pickup cover from the guitar.
Use the heat gun to melt the wax, and wipe it clean from the guitar.