"Fairly simple procedure just one caveat, when removing the panel that holds the fan motor in the freezer be aware of the the three evenly spaced plastic extrusions on the top of the panel - these extrusions hold the panel in place with the extrusions resting against the top of the freezer. if not careful these extrusions can damage the top of the freezer when the panel is removed. also the foil on the back of this panel had perished in my freezer. i removed it all and replaced it with a few layers of foil insulation tape from bunnings which was rated down to -40 degc or something like that - perfect"