Zastosowanie:
Vitopend 100 model WH0
Vitopend 100 model WH0A
Vitopend 100 model WHEA
Vitopend 100 model WHKA
Vitopend 100-W model WH1B
Vitopend 100-E model AH1B
Vitopend 100-W model WH1D
Vitopend 200 model WH2A
Vitopend 222 model WHSA
Vitopend 222 model WHSB
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Armatura gazowa Sit Sigma 845 Vitopend – 7817489 – Viessmann – na poniższym rysunku oznaczony jest nr 0021:
Zdjęcia części: Armatura gazowa Sit Sigma 845 Vitopend – 7817489 – Viessmann
Armatura gazowa Sit Sigma 845 – Vitopend 100 WH0, WH0A, WHEA, WH1B, WH1D – 7817489 – Viessmann jest częścią zamienną zgodną z urządzeniami z poniższej listy numerów fabrycznych:
| opis urządzenia | numer urządzenia |
| Vitopend 100 AH1B 24 kW | 7199688 |
| Vitopend 100 AH1B 30kW | 7199689 |
| Vitopend 100 WH0 Kombi 24 kW | 7141322 |
| Vitopend 100 WH0 Kombi 24 kW | 7141323 |
| Vitopend 100 WH0 OK Kombi 24kW | 7182289 |
| Vitopend 100 WH0 ZK Kombi 24kW | 7182290 |
| Vitopend 100 WH0A 24kW | 7179719 |
| Vitopend 100 WH0A 24kW | 7179720 |
| Vitopend 100 WH0A 24kW | 7176788 |
| Vitopend 100 WH0A 24kW | 7176789 |
| Vitopend 100 WH1B 24kW | 7277948 |
| Vitopend 100 WH1B 24kW | 7277952 |
| Vitopend 100 WH1B 24kW | 7277953 |
| Vitopend 100 WH1B Kombi 24kW | 7277949 |
| Vitopend 100 WH1B Kombi 30kW | 7277950 |
| Vitopend 100 WH1B Kombi 30kW | 7277951 |
| Vitopend 100 WH2A 18kW | 7176529 |
| Vitopend 100 WH2A 24kW | 7176525 |
| Vitopend 100 WH2A 24kW | 7176526 |
| Vitopend 100 WH2A 24kW | 7176527 |
| Vitopend 100 WHEA 24kW | 7176531 |
| Vitopend 100 WHEA 24kW | 7176532 |
| Vitopend 100 WHEA 24kW | 7193245 |
| Vitopend 100 WHEA 24kW | 7193246 |
| Vitopend 100 WHKA 24kW | 7193085 |
| Vitopend 100 WHKA 28kW | 7176533 |
| Vitopend 100 WHKA 29kW | 7196029 |
| Vitopend 100-E AH1B 24kW | 7248609 |
| Vitopend 100-E AH1B 30kW | 7248610 |
| Vitopend 100-E AH1B 30kW z.k. | 7248608 |
| Vitopend 100-E AH1B rlu 24kW | 7248607 |
| Vitopend 100-W WH1D 24kW | 7427722 |
| Vitopend 100-W WH1D 24kW | 7427725 |
| Vitopend 100-W WH1D 24kW | 7427726 |
| Vitopend 100-W WH1D K-rla 24kW | 7427721 |
| Vitopend 100-W WH1D K-rla 30kW | 7464529 |
| Vitopend 100-W WH1D K-rlu 30kW | 7464531 |
| Vitopend 111-W WHSB rla 24kW | 7438629 |
| Vitopend 111-W WHSB rla 30kW | 7438631 |
| Vitopend 111-W WHSB rlu 24kW | 7438628 |
| Vitopend 111-W WHSB rlu 30kW | 7438630 |
| Vitopend 222 WHSA RA 24kW | 7186935 |
| Vitopend 222 WHSA RU 24 kW | 7186934 |
