| 1 | 5631970 / 343 723 | Burner assembly | | |
| 2 | 5202820 / 385 830 | Main injector 1.18 mm | | |
| 3 | 5632470 / 343 558 | Primary heat exchanger and seals | | |
| 4 | 5635540 / E00 696 | DHW heat exchanger and seals | | |
| 5 | 5644680 / EO2 286 | Gas valve - Honeywell VK4105A1027 | | |
| 6 | 8440130 / 343 560 | Gas valve modulating coil | | |
| 7 | 5628910A / 343 562 | Pump - Grundfos UPS 15/16 AO and seals | | |
| 8 | 5610131A / 343 563 | Pump head replacement UPS 15/60 and seals | | |
| 9 | 5632530 / 378 864 | Fan assembly - SEL type RL108/4200 A55 | | |
| 10 | 5629560 / 393 947 | Air pressure switch - Honeywell C6065F1100 | | |
| 11 | 5629960A / 343 564 | Primary flow valve and seals | | |
| 12 | 5629950 / 343 619 | DHW flow valve | | |
| 13 | 5625770 / 343 568 | Flow valve microswitch assembly | | |
| 14 | 5631930 / 343 728 | Main PCB | | |
| 15 | 5626680 / 343 730 | Neon PCB | | |
| 16 | 8433090/ 343 571 | Temperature sensor | | |
| 17 | 5627350 / 343 729 | Ignition PCB | | |
| 18 | 8450200 / 379 764 | Suppressor - Procond 411.10.5060 | | |
| 19 | 8421410 / 343 572 | Fuse F2A | | |
| 20 | 8432560 / 379 798 | Overheat thermostat - TOD 36TE21 | | |
| 21 | 8433550 / 378 865 | Reset switch - Cometti P12P316 | | |
| 22 | 8422570 / 343 724 | Electrode - Ignition Right | | |
| 23 | 8422580 / 343 725 | Electrode - Ignition Left | | |
| 24 | 8422570 / 343 724 | Electrode - Flame sensing | | |
| 25 | 8416730 / 343 727 | Electrode lead - Ignition | | |
| 26 | 5625560 / 386 765 | Expansion vessel 8 Litre | | |
| 27 | 5619620 / 397 677 | Pressure relief valve 3 bar | | |
| 28 | 5629970 / 343 577 | Insulation panel set (combustion chamber) | | |
| 29 | 5625830A / 343 578 | Automatic air vent and seals | | |
| 30 | 5631550 / 343 718 | Relay PCB | | |
| 31 | 8922220 / 385 839 | Pressure gauge | | |
| 32 | 5625450 / 343 579 | Drain tap | | |
