oventrop Regumaq X-45 Operating Instructions Manual page 5

Regumaq X-45
Contents
8.9.2 Storage cylinder loading ............................................................................................................................. 43
8.9.3 Error relay ................................................................................................................................................... 43
8.9.4 Parallel relay ............................................................................................................................................... 43
8.9.5 Function block (1 or 2) ................................................................................................................................ 43
8.9.6 Thermal disinfection ................................................................................................................................... 43
8.10 Basic settings ........................................................................................................................................44
8.11 MicroSD card slot ..................................................................................................................................44
8.11.1 Insertion of the microSD card .....................................................................................................................44
8.11.2 Updating the firmware on the controller .................................................................................................... 45
8.11.3 Start of recording ........................................................................................................................................ 45
8.11.4 End of recording ......................................................................................................................................... 46
8.11.5 Saving of the controller settings ................................................................................................................. 46
8.11.6 Loading of the controller settings .............................................................................................................. 46
8.12 Manual mode ........................................................................................................................................ 46
8.13 Blocking of the controller settings ........................................................................................................ 46
8.14 Anti-blocking protection ....................................................................................................................... 46
8.15 Replacement of the fuse ....................................................................................................................... 46
9. Troubleshooting ................................................................................................................ 47
9.1 Troubleshooting table ........................................................................................................................... 47
9.2 Nominal resistances of the temperature sensors .................................................................................. 48
9.3 Decalcification of the heat exchanger ................................................................................................... 49
9.3.1 Decalcification of the potable water circuit with the heat exchanger installed .......................................... 49
9.3.2 Cleaning of the heat exchanger (storage cylinder circuit side) .................................................................. 50
9.3.3 Decalcification of the removed heat exchanger ..........................................................................................51
9.4 Cleaning of the volume flow sensor ...................................................................................................... 52
9.4.1 Required tools ............................................................................................................................................ 52
9.4.2 Cleaning of the measuring turbine ............................................................................................................. 52
10. Maintenance ..................................................................................................................... 55
10.1 Maintenance ......................................................................................................................................... 55
10.1.1 Leakage check (visual inspection) ...............................................................................................................55
10.1.2 System pressure check ................................................................................................................................55
10.1.3 Functional check of the safety valves (potable water circuit) ......................................................................55
10.1.4 Water sampling ...........................................................................................................................................55
10.1.5 Actuation of the four shutoff ball valves .....................................................................................................55
10.1.6 Electrical components and plug connections ..............................................................................................55
10.1.7 Functional control of the check valve of the circulation set ........................................................................55
10.1.8 Replacement of the potable water filter insert ........................................................................................... 56
11. Notes for the operator ....................................................................................................... 56
12. Dismantling and disposal .................................................................................................. 57
12.1 Dismantling of the station .................................................................................................................... 57
12.1.1 Disconnection of the station from the power supply ................................................................................. 57
12.1.2 Dismantling of the station .......................................................................................................................... 57
12.2 Disposal ................................................................................................................................................ 57
13. List of figures .................................................................................................................... 58
14. Appendix ..........................................................................................................................60
14.1 Characteristic line for Wilo circulation pump ........................................................................................ 60
138114082-V04.04.2022
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