Christine B Saint Charles , IL April 07, 2014 The old thermometer was filled with condensation and the temp was not readable I purchased the new thermometer and with a matter of a couple of screws exchanged it out. It was very easy to do and now the gauge is easy to read and looks so much better. Read More... 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes Tools: Screwdrivers