Page 1 Plan of solar collector system (at my home)Page 2 Solar collector Gas burner Solar boiler Reserve boiler Expansionvessel Circulatorpump 1 6 5 4 3 2 9 8 7Page 3 1Page 4 2Page 5 3Page 6 4Page 7 5Page 8 6Page 9 7Page 10 8Page 11 9