If you have seen a water heater in your dream: Try to use your energy correctly, your relationships in your private life may get in the way of your wishes. To see a water heater in your dream refers to a peaceful person, a trouble-free life, trying to use time in a good way and being impatient to get the reward of your efforts.
A healthy relationship to your emotional expression does the same. Look to how well you are connected to fluctuations in your emotional expression of water-heater features in your dream.