Vaillant VR 81, Supplement Manual

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3 Instructions for operation
3 Instructions for operation
3.1 Intended use
The VR 81 remote control unit is a state-of-the-art device
which has been constructed in accordance with the
standard safety regulations.
Even so, inappropriate or non-intended use may adversely
affect the appliance and other material assets.
A mixed or unmixed heating circuit can be controlled
remotely by the VRC 430 controller in conjunction with a
Vaillant boiler and eBUS interface using the VR 81 remote
control unit.
Any other use or extended use is considered to be use
other than intended. The manufacturer or supplier is not
liable for any resulting damage. The owner alone bears
any risk.
Intended use also includes observance of the operating
and installation instructions and all other documents also
have validity.
3.2 Ambient conditions
The VR 81 remote control unit may only be installed in dry
rooms.
Observe the following where the "Switch-on room temp."
function for the remotely controlled heating circuit is ac-
tivated at the VRC 430 controller:
– the VR 81 remote control unit must not be covered by
furniture, curtains or other objects;
– all radiators in the room where the VR 81 remote
control unit is fitted must be fully on.
Your heating engineer will advise you whether the
"switch-on room temp." is activated.
3.3 Care
h
Note
Do not use abrasive materials or cleaning agents
that could damage the operator control
elements, parts of the casing or display.
Clean the casing of the VR 81 remote control unit with
a damp cloth.
Operating manual VR 81 0020044392_00 6