oventrop Regumaq X-25 Operating Instructions Manual page 4

Contents
4.5 Non-return check valve
Aquastrom R .......................................................................................................................... 21
4.6 Strainer ................................................................................................................................... 21
4.7 Water filter Aquanova Magnum .............................................................................................. 21
4.8 Grounding clip ........................................................................................................................ 21
4.9 Connection fittings ................................................................................................................. 21
5. Transport and storage.......................................................................................................... 22
6. Installation ............................................................................................................................. 22
6.1 Advice regarding installation .................................................................................................. 22
6.2 Wall attachment of the station................................................................................................ 23
6.2.1 Required tools ....................................................................................................................................... 23
6.2.2 Installation ............................................................................................................................................. 23
6.3 Pipework ................................................................................................................................ 25
6.4 Protective equipotential bonding/Grounding ......................................................................... 27
7. Commissioning ..................................................................................................................... 28
7.1 Filling and bleeding of the storage cylinder circuit ................................................................. 28
7.2 Filling and bleeding of the potable water circuit .................................................................... 29
7.3 Electrical connection .............................................................................................................. 29
7.3.1 Power supply via pre-assembled power supply cable ......................................................................... 30
7.3.2 Power supply without pre-assembled power supply cable .................................................................. 30
7.4 Configuration of the circulation function (optional) ................................................................ 32
7.4.1 Activation of the circulation function ..................................................................................................... 32
7.4.2 Operating mode of the circulation pump .............................................................................................. 32
7.5 Handover to the user .............................................................................................................. 33
8. Operation .............................................................................................................................. 34
8.1 Setting of the nominal hot water temperature ........................................................................ 34
8.2 Emergency operation (manual operation) .............................................................................. 34
8.3 Anti-lock protection ................................................................................................................ 35
8.4 Displays .................................................................................................................................. 35
8.4.1 Error messages on the display .............................................................................................................. 35
8.4.2 Control LED ........................................................................................................................................... 35
8.5 Replacement of the fuse ........................................................................................................ 35
9. Troubleshooting .................................................................................................................... 37
9.1 Troubleshooting table ............................................................................................................. 37
9.2 Nominal resistances of the temperature sensors ................................................................... 38
9.3 Decalcification of the heat exchanger .................................................................................... 39
9.3.1 Decalcification of the potable water side after installation ................................................................... 39
9.3.2 Cleaning of the heat exchanger (storage cylinder circuit side) ............................................................. 40
9.3.3 Decalcification of the dismounted heat exchanger ............................................................................... 41
9.4 Cleaning of the flow sensor .................................................................................................... 42
9.4.1 Required tools ....................................................................................................................................... 42
9.4.2 Cleaning of the measuring turbine ........................................................................................................ 42
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"Regumaq X-25"
138112581-V01.10.2019