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Andrew JenkinsJul 27, 2025
What to do if there is condensation and moisture in my Viessmann VITOCAL 200-G Heat Pump module?
- AAdam GreenJul 27, 2025
If you notice condensation and moisture in your Viessmann Heat Pump module, ensure that the hose outlets are correctly placed in the diaphragm grommets. Also, check that the casing door is tightly sealed. Another potential issue could be that the outer panels are not diffusion-proof.