Rico in Spanish means rich in English just if your talking about money. If your talking about food rico means it's delicious, good, etc. Example, esto huele rico mean this smell good or  que Rica la comida means like delicious food in English. Puerto Rico means Rich Port in Spanish.
Tankless or demand-type water heaters heat water directly without the use of a storage tank. Heat pump water heaters move heat from one place to another instead of generating heat directly for providing hot water. Solar water heaters use the sun's heat to provide hot water.
1. Turn off the breaker for the electric water heater inside the breaker panel. Look on top of the water heater for a small, electric access panel held to the water heater by one or two screws.0. Turn on the breaker to the water heater. Press the red Reset button on the thermostat. Replace the insulation and the access panel. If your water heater has a second thermostat behind a top access panel on the side of the tank, use the same steps to replace it.