Download Bosch 7 KW Instruction manual

Maintenance
Filters
The filters ensures that no debris enters the heat exchangers. Over time
the filters can become blocked and will require cleaning. There are filters
on both the primary and collector circuits. To clean the filters:
1. Disconnect the heat pump from the mains electricity supply.
2. Close the valve and unscrew the sealing cap.
3. Remove the circlip holding the filter in the valve using the circlip pliers
supplied.
4. Lift out the filter from the valve and wash clean with water.
5. Refit the filter, the circlip and sealing cap.
6. Open the valve and start the heat pump.
Filter
Circlip
Sealing cap
Protective anode
A protective anode is located in the top of the cylinder with the task of
preventing corrosion. The hot water cylinder must be filled with water in
order for the anode to work.
If an error occurs, an alarm is activated in the control unit.
34
Note
The filters may be concealed by insulation material or an enclosure.