| 1 | KI1004 147 / 173-149 | Burner | | |
| 2a | KI1064 505 / 169-069 | Injectors for natural gas | | |
| 2b | KI1064 506 /169-070 | Injectors for LPG | | |
| 3 | BI1182 105 | Expansion vessel | | |
| 4 | BI1202 102 | Main heat exchanger | | |
| 5 | BI1366 103 | Fan | | |
| 6 | BI1193 105 / E83-129 | Gas valve | | |
| 7 | BI1366 107 | Air pressure switch 1,04-0,92 mbar | | |
| 8 | BI1131 100 / E83-013 | Safety valve | | |
| 9 | BI1326 100 / E83-178 | Combustion chamber side panels | | |
| 10 | BI1326 108 / E83-181 | Combustion chamber rear panel | | |
| 11 | BI1326 102 / E83-197 | Combustion chamber front panel | | |
| 12 | BI1515107 | Electronic regulation p.c.b. | | |
| 13 | BI1305 101 / E83-142 | Full sequence ignition device | | |
| 14 | BI1001 102 / E01-205 | D.h.e. heat exchanger | | |
| 15 | BI1272 100 | Pump | | |
| 16 | BI1011 505 / E00-684 | Primary circuit flow switch | | |
| 17 | BI1091 104 / E83-082 | D.h.w.flow switch | | |
| 18 | BI1011 103 / E00-688 | Main flow switch membrane | | |
| 19 | BI1101 102 / E83-086 | Three way diverter valve(electric actuator) | | |
| 20 | BI1172 105 / E83-101 | Overheat thermostat | | |
| 21 | BI1005 105 / 169-083 | Fuse 1,6 A T | | |
| 22 | BI1001 117 / 164-026 | Temperature probe (main or d.h.w. circuit) | | |
| 23 | BI1123 101 / E83-127 | Ignition electrode (left) | | |
| 24 | BI1123 103 / E83-126 | Ignition electrode (right) | | |
| 25 | BI1123 102 / E83-122 | Detection electrode | | |
| 26 | BI1475 108 / E83-145 | Temperature-pressure gauge | | |
