Vaillant product groups
Popular Vaillant error codes
| Code | Product | Fault | Who fixes |
|---|---|---|---|
| F.22 | Combi Boiler | Low water pressure | You can try this |
| F.28 | Combi Boiler | Ignition failure — no flame | Be careful |
| F.29 | Combi Boiler | Flame loss during operation | Be careful |
Brand facts
| Origin | Germany |
|---|---|
| Brand group | Vaillant Group |
| Product groups | Combi Boiler |
| Official site | www.vaillant-group.com |
| Last verified | Being verified |
Brand and group information is compiled from official sources; product and service coverage varies by country and model. teknikservis.app is not an authorised service for these brands; listed firms are independent repair services.