Installing a rheem tankless water heater requires some knowledge of electrical wiring and circuit diagrams. Web rheem has nearly a century worth of manufacturing innovative, efficient, air, water, and pool solutions for your home and business. The most important components are the control box, heater cables, power lines, pressure switch, bypass valve, and adjustable thermostats. Web the purpose of this manual is twofold: Electric hot water heater 100 degrees terry love plumbing advice.
