Why is Hot Water Optimizer not available for my system?
Hot Water Optimizer
Hot Water Optimizer may not appear because:
Your device is not yet compatible.
You do not have an active Savings Assistant subscription. (Sign up in the app.)
You are logged in as a family member or friend, not the account owner.
Your system is not connected to the internet.
If none of these reasons explain your problem, please contact Viessmann support.
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