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3 Manual operation
Heating circuit and DHW circuit (Anl 9: underfloor heating circuit) can be set to manual mode
at their operating mode selector switches.
Heating circuit mode selector switch
The heating circuit can only be set to manual mode when the DHW/underfloor heating circuit
mode selector switch is not positioned at .
+0–
Anl 1, 2, 3
UP1 on, SLP/TLP off,
valve RK1 opens
UP1 on, SLP/TLP off,
valve RK1 stationary
UP1 off, SLP/TLP off,
valve RK1 closes
Anl 4, 5, 6, 11
UP1 on,
valve RK1 opens
UP1 on,
valve RK1 stationary
UP1 on,
valve RK1 closes
Anl 7, 8
UP1 on,
valve RK2 stationary,
valve RK1 opens
UP1 on,
valve RK2 stationary,
valve RK1 stationary
UP1 on,
valve RK2 stationary,
valve RK1 closes
Anl 9
UP1 on, SLP off,
valve RK2 stationary,
valve RK1 opens
UP1 on, SLP off,
valve RK2 stationary,
valve RK1 stationary
UP1 on, SLP off,
valve RK2 stationary,
valve RK1 closes
DHW circuit mode selector switch (system Anl 9: underfloor heating circuit)
+0–
Anl 2, 3
UP1 off, SLP/TLP on,
charging temp. control
DHW heating inactive DHW heating inactive
Anl 4, 5, 6, 11
SLP/TLP on,
valve RK2 opens
SLP/TLP on,
valve RK2 stationary
SLP/TLP on,
valve RK2 closes
Anl 7, 8
SLP/TLP on,
valve RK1 stationary,
valve RK2 opens
SLP/TLP on,
valve RK1 stationary,
valve RK2 stationary
SLP/TLP on,
valve RK1 stationary,
valve RK2 closes
Anl 9
UP1 on, SLP on,
valve RK1 stationary,
valve RK2 opens
UP2 on, SLP off,
valve RK1 stationary,
valve RK2 stationary
UP2 on, SLP off,
valve RK1 stationary,
valve RK2 closes
Note!
In manual mode, frost protection is not guaranteed (–> section 7.2).
22 EB 5476 EN
Manual operation