Installing Solar Thermal Controllers

Installing Solar Thermal Controllers

How do I get my SmartMaxx DHWPlus controller from Celcius to Farenheit?

How do I get my SmartMaxx DHWPlus controller from Celcius to Farenheit? Push the "+" button until you move to end of the main menu (time). Press the "+" button continuously for about 3 seconds to get into the adjustment submenu. You should see "Arr." Temperature scale choice is near the end of the submenu, so keep pushing the "+"...

What is involved in setting the drainback option (ODB) on my SmartMaxx-DHWPlus controller?

What is involved in setting the drainback option (ODB) on my SmartMaxx-DHWPlus controller? In the submenu, switch ODB from “OFF” to “ON.” Four new items will appear in the submenu: tDTO, tFill, tSTB, and OBST. Some experimentation may be necessary to get these settings correct for your system. tDTO (time period switch-on) is the amount of time the DT O must...

How do I get into the adjustment submenu on my SmartMaxx-DHWPlus controller?

How do I get into the adjustment submenu on my SmartMaxx-DHWPlus controller? Press the “+” button to move through the main menu (Display Channels) until you reach the last item in the main menu. Then press the “+” for about 3 seconds straight until you access the submenu (Adjustment Channels). The first code displayed will be “Arr.”

How Do I Get My SmartMaxxDHWPlus Controller from German to English?

How do I get my SmartMaxxDHWPlus controller from German to English? With the controller plugged in, push the “+” button until you reach the end of the main menu. You will see the time displayed under the German “ZEIT.” Then push the “+” button for about 3 seconds straight until the controller goes to the submenu. “ANL” is the first...

Setting your solar thermal system differential temperature setpoint.

Q:What is the most appropriate differential temperature for my solar thermal system? A: The factory setting on our controllers is 12 Degrees. This will work fine but for northern climates it is better to have a delta T of 17 Degrees. This will allow the collector to heat up sufficiently so as to not turn the pump on and off...