no dhw

Hello everyone, My CH works fine, but my DHW doesn't. DHW only works when CH is on too. I've gone through and checked my boiler out. The two microswitches work as expected. The pressure is hovering within the correct range. Both the lights to CH and DHW light up when expected. However, the...

Hi, I've got a Glow worm 30sxi system boiler running radiators and hot water. There are 2 way valves for DHW and CH. There's a MIGO thermostat and a smart wiring centre (SWC) The electricity was cut off a couple days ago and now the hot water isn't being heated. The CH comes on fine, but the...

Hi all, I am working on a potterton heat max 28HE that has no hot water (hot tap runs cold but boiler fires up when the hot tap is on and hot water is sent to the valve) this boiler seems to be identical to the baxi deo tech? I have looked over many threads and had a convocation with a guy on...

Hello I have selected the DHW knob on the front panel on my boiler The fault my with my Sabre HE29 boiler is I am not getting any Hot water, the boiler fires up as normal but CH comes on. I have changed the diverted valve problem not solved.picture attached

Hello I have selected the DHW knob on the front panel on my boiler Tge fault m with my Sabre HE29 boiler is I am not getting any Hot water, the boiler fires up as normal but CH comes on. I have changed the diverted valve problem not solved

Hello I have selected the DHW knob on the front panel on my boiler Tge fault m with my Sabre HE29 boiler is I am not getting any Hot water, the boiler fires up as normal but CH comes on. I have changed the diverted valve problem not solved

hi all. We recently installed a Viessmann B2HB 200 series boiler and a Viessmann vitocell indirect hot water tank. The heating side has been online and working for the last month. We commissioned the hot water tank yesterday, it worked fine for 24 hours. Now, when there is a DHW call on the...