NV C-37 Solar Practice Questions - Nevada C-37 Solar Contractor Examination Exam

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To preserve tank stratification on a C-37 DHW tank, where should the collector-loop heat be added and from where should the collector pump draw?

Add heat low in the tank and draw the coolest water from the bottom to the collectors Add heat at the very top and draw from the very top Jet the collector return across the T&P opening Bypass the tank and pump city water straight to the fixtures

Correct Answer:

Add heat low in the tank and draw the coolest water from the bottom to the collectors

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