PC-250 Filter control unit operating manual Page: 18 (24
Heater priority circuit
This line displays whether the temperature regulation system has priority over the
filter time settings. Using the priority circuit, the filter pump can be switched on by the
temperature regulation system even outside the set filter times. The temperature
regulation only works during the filter times without the priority circuit.
The following displays are possible:
Priority OFF
The additional heater only works during the filter times.
Priority ON
The temperature regulation also works outside the filter
times. If the water temperature falls below the set
temperature, the filter pump and the additional heater are
switched on automatically .
If the priority circuit is displayed in the
top
line of the service terminal it can be
switched on or off.
1. Once the key has been pressed, the filter unit is switched off and the display
shows the following:
Vorrang: AUS
Vorrangschaltung
der Zusatz-
heizung
2. Use the key to switch the priority circuit on, and the key to switch it off.
3. If you press the key again, the normal diagnosis display appears and the filter
unit continues to operate.
The additional heater priority is switched off at the works.
Solar heater priority circuit
This line displays whether the solar heater has priority over the filter time settings.
Using the priority circuit, the filter pump can be switched on by the temperature
regulation system even outside the set filter times. The temperature regulation only
works during the filter times without the priority circuit.
The following displays are possible:
Prior.Solar OFF
The solar heater only works during the filter times.
Prior. Solar ON
The solar heater also works outside the filter times. The
filter pump and solar heater are switched on automatically
in sunshine.
If the priority circuit is displayed in the
top
line of the service terminal it can be
switched on or off.
1. Once the key has been pressed, the filter unit is switched off and the display
shows the following:
Vorr. Solar EIN
Vorrangschaltung
der Solar-
heizung
2. Use the key to switch the priority circuit on, and the key to switch it off.
3. If you press the key again, the normal diagnosis display appears and the filter
unit continues to operate.
The solar heater priority is switched on at the works.
