Contents0020257319_02 Hydraulic station Operating instructions 1Operating instructionsContents1 Safety .................................................................... 21.1 Action-related warnings ......................................... 21.2 Intended use .......................................................... 21.3 General safety information .................................... 22 Notes on the documentation .............................. 42.1 Observing other applicable documents ................. 42.2 Storing documents................................................. 42.3 Validity of the instructions ...................................... 43 Product description............................................. 43.1 Heat pump system................................................. 43.2 Design of the product............................................. 43.3 Control elements.................................................... 43.4 Control panel ......................................................... 53.5 Description of the symbols .................................... 53.6 Functional description of buttons........................... 53.7 Type designation and serial number ..................... 53.8 CE marking ............................................................ 63.9 Fluorinated greenhouse gases .............................. 63.10 Safety devices ....................................................... 64 Operation.............................................................. 64.1 Basic display.......................................................... 64.2 Operating concept ................................................. 64.3 Menu display.......................................................... 64.4 Starting up the product .......................................... 74.5 Checking the filling pressure in the heat pumpcircuit ..................................................................... 84.6 Setting the heating flow temperature..................... 84.7 Setting the domestic hot water temperature.......... 84.8 Switching off the product's functions ..................... 85 Care and maintenance ........................................ 85.1 Caring for the product ............................................ 85.2 Maintenance .......................................................... 95.3 Reading maintenance messages .......................... 95.4 Checking the system pressure .............................. 96 Troubleshooting .................................................. 96.1 Reading fault messages ........................................ 96.2 Detecting and eliminating faults............................. 97 Decommissioning................................................ 97.1 Temporarily decommissioning the product............ 97.2 Permanently decommissioning the product........... 98 Recycling and disposal....................................... 98.1 Disposing of the product and the accessories....... 98.2 Arranging disposal of refrigerant ......................... 109 Guarantee and customer service..................... 109.1 Guarantee............................................................ 10Appendix ............................................................................ 11A Troubleshooting ................................................ 11B Overview of the end user operating level ....... 11Index ................................................................................... 13