Bosch · Heat Pumps
The system filter or filter ball (SC1) is obstructed by dirt, which can significantly reduce the efficiency of your Heat Pump and heating system.
Click steps to track your progress.
Turn off the Heat Pump at the main power supply.
Locate the system filter or filter ball SC1 in your heating system.
Clean the filter according to the instructions in your Heat Pump's main manual.
Restore power and monitor the system's performance.