Rheem 619- Manuals

2 2. Description of Operation The pump is controlled by the current generated by the PV panel. In strong sunshine, when the collectors are absorbing lots of heat and the PV panel is generating its peak current, the pump runs fast. At times of lesser sunshine, the pump runs proportionally slower. The...

3 By the end of a sunny day when little domestic hot water had been used the water could easily reach 130 to 150°. At times when solar heating has not brought the top of the tank to full temperature, the backup heating thermostat will turn on the electric element or gas burner. This thermostat is be...

5 are not disturbed. This allows the system to relieve some of its heat into the heat exchanger. If for any reason the solar loop is taken out of service, i.e., the pump will not be running or the pipes will be cut for renovations, the glycol should be drained into a clean bucket and the collectors ...