User Instructions; Advice For User; Control And Operating Instructions - Viessmann VITOWELL comfort Installation And Operation Manual

User instructions

Warning! Follow the general warnings and the safety norms listed at the beginning of the text and
keep to all the instructions given under all circumstances.

Advice for user

■ Do not power the appliance until the tank is filled with water. Otherwise, the appliance may be damaged.
■ To prevent burns, adjust the water temperature appropriately before use. Water above 50°C is dangerous for
humans.
■ When running the appliance, check the safety relief valve regularly in the following way: Move the handle of the
safety relief valve and check if any water flows out. If no water flows out, it indicates that the valve works
abnormally. In such case, please contact your local Technical Service Center.
■ To avoid dangers, the damaged power cord must be replaced by the power cord manufacturer or its service or
any other responsible department.
■ Immediately stop the appliance if the external earthing system is abnormal. Turn off the power at heater switch
on the wall and contact our After-sales Service.
Control and operating instructions (C2 and P2 types)
Turning on or off the appliance
Turn on the power by plugging in the power cable. The red color power LED will bright as long as the
appliance is powered.
Adjusting the temperature
To adjust the temperature, rotate the knob on the front of the cover. There are four levels, i.e. Min, Mid, Eco
and Max, for your selection from low temperature to high temperature. (Deluxe D1 model is operated by
digital setting)
Min ≈ 30°C; Mid ≈ 40°C; Eco ≈ 55°C; Max ≈ 75°C.
Rotate the knob clockwise to increase the temperature.
Rotate the knob counter clockwise to decrease the temperature.
Rotate the knob to Eco level as shown in the figure to have optimal performance with limited electrical
consumption.
Cube slim type C2
■ The LED on the panel turns red during the heating process.
■ The LED on the panel will be off when the setting temperature
has been reached.
Cube slim type P2
■ The LED on the panel turns red during the heating process.
■ The LED on the panel turns blue when the setting temperature
has been reached.
■ The LED on the panel will be off when the appliance is
disconnected from power.
10