Operating instructions

"Function check" menu

Function System characteristics

Heating circuit 1 Secondary pump and heating circuit pump A1 are

started.

Heating circuit 2 Heating circuit pump M2 starts. Open/close mixer

every 5 min.

Separate cooling circuit Primary pump and circulation pump, separate cooling

circuit are started. Open/close mixer every 5 min.

DHW (DHW cylinder) Secondary pump, circulation pump for cylinder heat-

ing (heating water side) and cylinder primary pump

(DHW side) are started.

Swimming pool Secondary pump is started. Swimming pool output is

switched on/off every minute.

Electric heater (instantane-

ous heating water heater,

accessory)

Secondary pump is started. Instantaneous heating

water heater regulates to a flow temperature of

30 °C.

Heat pump Primary pump and secondary pump are started. Heat

pump regulates to a return temperature of 30 °C.

Solar Solar circuit pump starts.

Note

If the Vitosolic is connected, only the display for the

solar circuit pump is activated in the system overview.

Start the solar circuit pump via the Vitosolic (see

Vitosolic service instructions).

Primary source

Note

The execution of this function

lasts 10 min.

The primary pump starts. The primary circuit flow

temperature is averaged every minute.

Note

This function determines the temperature of the

undisturbed ground.

If the function is terminated earlier, the average value

calculated at the time of the termination is saved.

Steps if the room temperature is too low

1. Vent the heating circuits.

Troubleshooting

Function check

(cont.)

5441 603 GB

Service