How to mend ... Boiler Heating Starts

How can i get rid of the squeeling sound from ferroli optimax he31?

whenever the boiler starts or the heating is on, the boiler makes a squeeling sound. only get rid of it by swi... [Read more]

Worcester Heatslave 20/25 Combi-boiler?

Our Worcester heatslave 20/25 combi-boiler seems to have a mind of its own. The hot-water sometimes takes age... [Read more]

Fuelsaver 55F not igniting?

I have a Fuelsaver 55F problem, when either HW or Heating is requested the pump in the airing cupboard starts,... [Read more]

How can I fix my boiler Worcester 28i mk2?

When I put heating on or try for hot water, the boiler starts and then stops again with a fast flashing red li... [Read more]

2nd question. Heating not working right on my worcester 240 combi RSF?

Heating goes on then after a min or so the boiler goes off and on with a clicking sound like its trying to sta... [Read more]

heating not working right on worcester 240 combi RSF?

Heating goes on then after a min or so the boiler goes off and on with a clicking sound like its trying to sta... [Read more]

heating on my worcester 240?

when heating goes on after 5mins the boiler starts clicking on and off and it boots up and off for about 20min... [Read more]

28i rsf combi?

while central heating is on temp guage starts to go off the radar. i let some pressure out as worried boiler m... [Read more]

help help help?

Please someone help we have had about 4 heating techs out all safe gas registered and no one can help its cost... [Read more]

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]

Glow Worm Compact 80E switches on without the tap !?

This morning I heard clicking and went to the boiler and noticed the domestic water heater switches on and off... [Read more]

no hot water evrything fires up?

Hi need help. Iv`e got a sime super90 I fitted a new diverter valve and micro switch about 8 months ago. Ever... [Read more]

i have a glow-worm 30cxi combi boiler?

my boiler stoped working i cannot get it to start as there is no piolet light,i have power to the boiler,it st... [Read more]

potterton puma?

hello our boiler starts heating when all the taps are off and when heating is turned off. then it makes a lo... [Read more]

Heating/Hot Water Problems with Ravenheat RSF100ET?

Hi Original problem was not very hot DHW, but burner running flat out. Changed both DHW and CH thermistors, ... [Read more]

how can I fix my boiler?

When I turn on my heating my boiler will not fire up .I have tried the reset button which starts the boiler to... [Read more]

how can i fix my saunia duvall thema 24 b rated condense boiler?

my boiler on hot water or heating fires for about six seconds then cuts out and starts again for another six s... [Read more]

Ravenheat Fan Combi Boiler CSI85 not firing?

Hi, I have had to replace the fan & housing as the old one kept grinding to a halt. When the hot water tap is ... [Read more]

Why does the central heating come on when I select hot water only function ?

When I put on the hot water only it kick starts the central heating as well, I have a powermax 155 boiler

Not heating properly?

I have Potterton 50 boiler i just have changed the PCB as the engineer faulted for me. But after that, it did ... [Read more]