Adjusting the temperature on your Dometic RV refrigerator varies slightly depending on your specific model. Some refrigerators have buttons with a 1-5 temperature scale. Others are factory preset and only allow minor temperature tweaks using a manual knob. I remember the first time I tried to change the temperature in my Dometic RV refrigerator. At first, I cranked the refrigerator temp down as low as possible. It took me a while to finally learn how the Dometic fridge temperature control w...