| 1 | 74447 | Boiler controller HRE 18 SB | | |
| 2 | 74397 | Fan 24 V, HRE 18 SB | | |
| 3 | 145308 | Fixing strip | | |
| 4 | 200117 | Temperature sensor (heat exchanger S1 & S2) | | |
| 5 | 200127 | Temperature sensor (DHW) | | |
| 6 | 210247 | CH Pump HRE 18 SB | | |
| 7 | 209327 | Ignition / ionisation electrode | | |
| 8 | 74607 | Ignition cable | | |
| 9 | 801467 | Gas valve Siemens | | |
| 10 | 801477 | Ignition module | | |
| 11 | 844187 | Condensate trap HRE 18 SB | | |
| 12 | 844267 | Flow switch (DHW) | | |
| 13 | 847037 | Condensate collector | | |
| 14 | 864087 | Pressure sensor (CH) | | |
| 15 | 875757 | Seal gas valve (inlet) | | |
| 16 | 875827 | O-ring gas restriction ring | | |
| 17 | 876467 | O-ring front plate Combi Compact HRE 24/18 | | |
| 18 | 878147 | Seal ring condensate collector (heat exchanger connection) | | |
| 19 | 878537 | O-ring flue pipe dia 68*4 | | |
| 20 | 878547 | Seal ring flue pipe (outlet side) | | |
| 21 | 878577 | Condensate trap connection | | |
| 22 | 847000 | Sampling cap | | |
