56 Broome Corporate Parkway
Conklin, NY 13748 USA
P 877.786.6299 | F 877.786.0329
www.sunmaxxsolar.com
Page 26 of 47
The backup water heater thermostat set point can be 51.7°C (125°F) to meet the
final delivery water temperature.
Regarding the electrical back up water heater, you can choose to connect both of
the heat elements to speed up heat rate, or you can only connect one on the top of this
water heater. It would be better to get some suggestions from the field-wiring installer
to ensure all the wire can meet the heat element maximum power.
The above is a reference plumbing connection diagram. The formal plumbing architecture design
and blueprint drawing shall always be done by a licensed architect and signed by licensed
plumbers. Acquire the proper working permits from the local city building department before the
installation. Install the system by a licensed contract with solar install certificate. Request and
perform the inspection and sigh-off after installation.
Important Notice and Warnings
Prevent from burn injury, toughing the heat pipe in the glass tubes is strictly prohibited. The
evacuated tubes are not allowed to expose under the sunshine directly before the installation.