Bosch CH 120 Guide De Démarrage Rapide page 19

5.6.1 Heating circuit
Menu item
PC1 heat. circuit
pump
Mixer
Table 7
5.6.2 Solar
Menu item
Solar pump
Disinf. Pump
Speed
Table 8
5.6.3 Hybrid system
Menu item
Air purge mode
Pump modulation 0 ...50 ... 100 %: Defines the range of the pump modulation /
Expansion valve
Refrigerant circuit Off/On: Activates/deactivates the refrigerant circuit.
Inverter cooling
fan
Drain pan heater
CH 120 – 6721876580 (2024/02)
Description
Off | On: Switches the heating circuit pump
Stop: Mixer remains in its current position.
Open: Mixer opens fully.
Close: Mixer closes fully.
Description
5 ... 100 %, e.g. 40 %: Solar pump runs at 40 % of the
maximum speed.
Off: Solar pump is not running (switched off).
5 ... 100 %, e.g. 40 %: disinfection pump runs at 40 % of the
maximum speed.
Off: Disinfection pump is not running (switched off).
Description
On/Off: Starts/stops ventilation operation.
maximum speed
Open/Close: Opens/closes the expansion valve of the
refrigeration circuit in the heat pump
Off/On: Activates/deactivates the cooling fan of the inverter.
Off/On: Activates/deactivates the heating of the condensation
catch pan.
Service menu
19