Viessmann Geothermal Heat Pump Manuals
Select your Viessmann model number below for installation steps, settings, maintenance schedules, troubleshooting and the full specification sheet. Your model number is printed on the rating plate.
Viessmann geothermal heat pumps by model number
| Model | Description | Certified |
|---|---|---|
| 100-WA-AP1T027020Vitocal 100-WA | open-loop water-to-air geothermal heat pump | May 2026 |
| 100-WA-AP1T040029Vitocal 100-WA | open-loop water-to-air geothermal heat pump | May 2026 |
| 100-WA-AP1T052038Vitocal 100-WA | open-loop water-to-air geothermal heat pump | May 2026 |
| 100-WA-AP1T066049Vitocal 100-WA | open-loop water-to-air geothermal heat pump | May 2026 |
| 100-WA-AP1T077056Vitocal 100-WA | open-loop water-to-air geothermal heat pump | May 2026 |