Friday, January 28, 2005

WATER HEATER

The water heater has arrived. It is backward in operation but will fill the bill. It is a 40 gal. tank that has a coil of corrigated and finned copper inside. The water in the outer tank is to be heated with a 5500 watt element or outside source (solar panels) and the heat is transfered to the coil which takes cold supply water and gives hot water at the faucet. Hooking the system to the solar panels will be straight forward and will be a unpressurized system (a small 12V pump will run from a photovoltaic panel) and at night the system will shut down to keep the water from cooling. On cloudy days or for a lot of hot water the electric element will take over.

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