How to mend ... Ch Working Dhw

1

Heatline Vizo 24 DHW OK CH Intermittent?

Hi, I have a Heatline Vizo 24 boiler. The hot water is working fine but the central heating is very intermitte... [Read more]

1

ravenheat ls 80t white star?

can anybody help out there my ch has stopped working recently after a few suggestions from yourselves ive twid... [Read more]

1

my biasi boiler is working on dhw, but on ch it is working very slowly?

my biasi boiler is working on dhw, but on ch it is working very slowly, the returns are cold, the ch system se... [Read more]

1

Glowworm Ultimate 40FF?

DHW working fine and all neons come on in correct sequence. For CH, Neons 1&2 keep flashing, fan runs for abo... [Read more]

1

Potterton Performa 24i HE. DHW ok but CH not working?

This boiler had been switched to DHW duties only over the summer and autumn. Now I switch to CH&DHW the CH is... [Read more]

3

Vaillant GB2 EH - Got DHW but no CH and its freezin!?

Hi Guys - am in desperate need for tips on how to fix our Vaillant VCW-GB-282 EH Combi. Installed about Apr 19... [Read more]

6

Glowworm / Glow worm compact 80e locking out not working !!?

Hi I have a new compact 80e installed which I bought about 1 year ago. The boiler was a surplus and had bee... [Read more]

1

ferolli modena 80 fan?

Hi my boiler has been working fine until to-night when the fan will not switch off without a reset. CH and DHW... [Read more]

1

Why is the CH on my Modena 102 boiler not working?

The CH is not coming on at the boiler, the DHW works fine. Turned it on for the first time in months via the t... [Read more]

1

baix combi?

in ch and dhw mode; boiler star, pump start working, but when boiler demand for fan to ingage, fan doesn't c... [Read more]

2

Worchester Bosch 280 RSF will not supply DHW?

My boiler works OK when used on CH, but will not supply DHW when the boiler is cold, if the boiler has been he... [Read more]

1

Vokera flowmatic 20/80 not igniting on call for DHW or CH?

System was working and, on noticing temperature drop in the room found that pilot light is lit, fan is operati... [Read more]

1

vaillant combi?

dhw is ok ch fires up for few seconds then goes off and continues this cycle on ch. only water in boiler is ge... [Read more]

5

Is my Fan faulty?

After having problems with my boiler not supplying any DHW or CH the last couple of days i am of the opinion i... [Read more]

4

ferroli modena 80 e blowing fuses and no power to fan?

I have a 5 year old ferroli modena 80 e combi boiler and it recently stopped working. Checked the fuse on the ... [Read more]

2

vaillant vcw-gb 242 eh not igniting to either heat dhw or ch?

boiler was drained to look at water valve diaphragm as central heating was not working (ie) diverter valve no... [Read more]

1

Ferroli modena 80e 80 e HELP AGAIN !!!!!!?

ok, eventually i got fed up and called out british gas, fixed charge call out they replaced my gas valve (got... [Read more]

51

Ravenheat CSI 85AT boiler tripping problem?

Ravenheat condensing combi boiler CSI 85AT fault? My 1.5 year old boiler has developed a random & intermitt... [Read more]

4

Ravenheat condensing combi boiler CSI 85AT fault?

My 1.5 year old boiler has developed a random & intermittent tripping fault, in both modes of heating (i.e. CH... [Read more]

1

vokera excel 80 E combi does not give hot water in DHW mode?

It gives hot water in the taps only when CH mode. Some times in DHW mode it attempts to fire and the fan may c... [Read more]