| 1 | 564492 / 379816 | Expansion vessel | | |
| 8 | 573520 / 164225 | 3/4" gasket | | |
| 11 | 564254 / 379079 | Automatic air release valve | | |
| 12 | 573521 / 164282 | 3/8" gasket | | |
| 13 | 569387 / 164230 | 1 * gasket | | |
| 14 | 570590 / 164228 | Pump | | |
| 17 | 569292 / 379978 | Safety valve | | |
| 21 | 569390 / 164261 | 1/4" gasket | | |
| 23 | 570605 / 379080 | Pump pressure switch | | |
| 28 | 560171 / 379824 | Wired reset button | | |
| 31 | 573586 / 379818 | Temperature - pressure gauge | | |
| 33 | 573805 / 379817 | Overheat thermostat | | |
| 47 | 569431 / 379825 | Fan | | |
| 49 | 569434 / 164242 | Collar for venturi device | | |
| 50 | 569435 / 164243 | Venturi device | | |
| 53 | 571651 | Air pressure switch | | |
| 59 | 573723 / 164253 | Back combustion chamber insulation panel | | |
| 70 | 573720 / 164259 | Side combustion chamber insulation panel | | |
| 73 | 573528 / 164229 | 1/2" gasket | | |
| 78 | 571785 | D.h.w. exchanger | | |
| 90 | 573721 / 164254 | Front combustion chamber insulation panel | | |
| 94 | 570561 / 164286 | Cable clamper | | |
| 95 | 569487 / 164277 | Main heat exchanger | | |
| 96a | 570588 / 379820 | Main burner natural gas | | |
| 96b | 570823 | Main burner | LPG | |
| 98a | 570248 / 408241 | Burner jet 1,25Ø | | |
| 98b | 570251 | Burner jet 0,72Ø | | |
| 99 | 560166 / 379821 | Divertor valve (without microswitches) | | |
| 102 | 570732 / 379976 | Gas valve SIT TANDEM | | |
| 105 | 920980 / 164288 | P.C.B. | | |
| 107 | 573441 / 379981 | Detection electrode | | |
| 108 | 569560 / 407557 | Right ignition electrode | | |
| 111 | 569172 / 164292 | Flow switch micro square | | |
| 113 | 569561 / 379980 | Left ignition electrode | | |
| 201 | 950030 | Fast fuse 2AT | | |
| 202 | 573745 / 164303 | Gas modulator catridge | | |
