Need help?Do you have a question about the Vaillant geoTHERM VWS 101/2 and is the answer not in the manual?
Explains symbols used in the manual, including danger, caution, and note symbols.
Information about the coolant R 407 C and associated risks.
Warning against making unauthorized alterations to the heat pump or system.
How to save energy by optimizing the heat pump's control system settings.
Explains how heat pump systems and circuits work together.
Introduction to the controller's dials and basic operation.
Guide to navigating menus and modifying settings on the controller.
Details the controller's capabilities, system circuits, energy balance, and reset options.
Information on heat pump settings to reduce energy costs.
Details settable heating parameters, operating modes, and DHW settings.
Guides on identifying and resolving error messages and malfunctions.
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General