Wiring Diagram 2:1 Modulating 12 - 293 BMG (32kB pdf)

wiring diagram for a Riello burner 2:1 Turndown:

12 BMG, 15 BMG, 18 BMG, 23 BMG, 30 BMG, 44 BMG
59 BMG, 88 BMG, 117 BMG, 147 BMG, 176 BMG
205 BMG, 235 BMG, 264 BMG, 293 BMG

Please check compatability - valid from Jan 08

Wiring Diagram 4:1 Modulating 12 - 293 BMG (31kB pdf)

wiring diagram for a Riello burner on/off operation:

12 BMG, 15 BMG, 18 BMG, 23 BMG, 30 BMG, 44 BMG
59 BMG, 88 BMG, 117 BMG, 147 BMG, 176 BMG
205 BMG, 235 BMG, 264 BMG, 293 BMG

Please check compatability - valid from Jan 08

Wiring Diagram On/Off 12 to 293 BMG (32kB pdf)

wiring diagram for a Riello burner 4:1 Turndown:

12 BMG, 15 BMG, 18 BMG, 23 BMG, 30 BMG, 44 BMG
59 BMG, 88 BMG, 117 BMG, 147 BMG, 176 BMG
205 BMG, 235 BMG, 264 BMG, 293 BMG

Please check compatability - valid from Jan 08

These documents may be .pdf format. You can download Acrobat Reader here.