Combi Centre DX - Mango "ariston boiler problems" Questions

...Ariston combi boiler constantly looses pressure but I cannot find any leaks and it fails to give hot water. It gives about 30 seconds of warm water and then runs cold. Ariston Engineer came out last ...

Ariston MicroGenus 27. Central heating works fine but Often there is no hot water. when there is hot water the boiler will only fire up & heat to 40 on the front panel display. Other times there is no

...Ariston Microgenus 28 kW combi boiler today. The problem is the DHW comes out tepid, then within a few seconds of the burner igniting, the temp indicator lights on the front panel show 80 deg and the ...