| 1 | BI1293 100/H58 --- 688 | Burner | | |
| 2 | BI1182 105/E94---576 | Expansion vessel | | |
| 3 | BI1432 100/H58 --- 659 | Condensing heat exchanger | | |
| 4 | BI1293 105/H58 --- 702 | Fan | | |
| 5 | BI1293 104/H58 --- 694 | Gas valve | | |
| 6 | BI1181 100/H50 --- 189 | Safety valve | | |
| 7 | BI1955 100/H58 --- 717 | Electronic regulation p.c.b | | |
| 9 | BI1911 103/H58 --- 670 | Pump | | |
| 10 | BI1251 501/H32 --- 555 | Primary circuit flow switch | | |
| 11 | KI1042 107/169---010 | D.h.w. flow switch | | |
| 12 | BI1011 103/E00---688 | Main. flow switch membrane | | |
| 13 | BI1101 102/E83---086 | Three way diverter valve (electric actuator) | | |
| 14 | BI1172 105/E83---101 | Overheat thermostat | | |
| 15 | BI1432 102/H58 --- 661 | Flue temperature probe NTC | | |
| 16 | BI1295 108/H44 --- 170 | Fuse 3,15 AF | | |
| 17 | BI1665 104 | Fuse 400 mA T | | |
| 18 | KI1001 117/164---026 | Temperature probe (main or D.h.w. circuit) | | |
| 19 | BI1293 103/H58 --- 709 | Detection electrode | | |
| 20 | BI1293 102/H58 --- 680 | Ignition electrode | | |
| 21 | BI1475 108/E83---145 | Temperature---pressure gauge | | |
