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General| Display | LCD |
|---|---|
| Mounting | Wall-mounted |
| Compatibility | Vaillant heating systems |
| Functions | weather compensation |
| Operating Modes | Holiday |
| Control Modes | temperature control |
| Operating Temperature | 0 to 40 °C |
States the weather compensator must be installed by a qualified engineer and liability is not accepted for damages.
Details how to adapt default timer programmes for heating, hot water, and circulation pump.
Guides on setting room temperature directly or for specific time windows.
Explains how to adjust the maximum hot water temperature set on the boiler.
Defines the proper use of the VRC 400 and warns against improper operation.
Provides critical safety warnings regarding electrical shock during installation.
Details the installation process for the VRC 693 outdoor sensor, including location advice.
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