ZWR 24-3 heating is warm but there is no hot water, burner does not ignite, help with installing the water switch?

Hello, I have the following problem: the heating works without any problems, but when I try to use hot water the burner doesn't ignite. I think it's the water switch, as it was always dripping when the hot water was still working, but now the water switch doesn't drip anymore and I no longer have…

Junkers ZWR 24-7 KE how often should it ignite?

Hello everyone, unfortunately I have absolutely no idea about the topic of "heaters". My landlord had a new heating system installed. (I recently moved here and didn't have my own gas heating before.) The heater runs without problems. However, it seems to ignite every 10 minutes… then stops the gas supply after the flow temperature…