How to mend ... Boiler Not Start

Glow worm ultimate 55f playing up ?

Although the boiler is firing up , after about 10 minutes of heating it seems to stop, start stop start q... [Read more]

Alpha CB24 Flashing Indicator Neons, No Hot Water/Heating, please help?

On sunday I discovered my Alpha CB24 had no power. On inspection, the main terminal fuse had blown. With a bit... [Read more]

Replacing LP112 Programmer?

I'd like to replace my LP112 Programmer & TS 142 mechanical roomstat with something more accurate and with opt... [Read more]

24i junior problem?

boiler hung and fitted all connections good filled and vented system and boiler .no external controls. therefo... [Read more]

My riello boiler won't start after replacing the water pump?

I replaced the water pump on my riello oil boiler yesterday and it worked for a while and now it won't work at... [Read more]

Ferroli HE31C - Hot water but no heating?

There is an error code D2 on the boiler and no matter what I try I can't make it go away. I've tried turning i... [Read more]

vaillant 824/e ecomax pump working, but no hot water leaving boiler?

My vaillant 824/2e ecomax on start up has fast rise in temperature up to between 80-104 c and pump stops. cent... [Read more]

Worcester 28i Junior Combi... Hot water but NO Heating ???

Hi everyone, We have a Worcester 28i Junior Combi which developed a fault this week. We have hot water fine b... [Read more]

halstead ace high boiler not igniting?

If anyone can help, it would be much appreciated. The pump runs ,the fan runs,the pressure switch is made and ... [Read more]

how can i fix my boiler problem?

I have a Ideal isar he24 combi boiler. when my heating is switched off and i only use the hot water running... [Read more]

Potterton Prima F won't light?

Hello I have a Potterton Pima F boiler that's been giving me problems (2 years ago I had the problem with dry ... [Read more]

Drayton SCR no green light?

I have read all the threads about replacing the capacitor, but my green light does not show and the boiler doe... [Read more]

Ravenheat CSI 120 error code 04?

I have a Ravenheat CSI 120 on which I recently (last week) replaced the diaphragm in the diverter valve. I the... [Read more]

Boiler or Thermostat?

When I switch on my boiler it fires up but the fan starts, the ignition light fires up the gas burners and the... [Read more]

How do I fix my Glow worm compact boiler?

My boiler makes a buzzing noise when switching on my central heating. Hot water works fine. No central heating... [Read more]

Ariston microgenus HE 24 combi-boiler PCB 2A fuses keeps blowing out?

The boiler is about 2 years old and it has started blowing fuses. All was well until last week. The boiler did... [Read more]

baxi bermuda inset2 boiler 50/4?

boiler had been shut down for about 3 weeks i put the controls to constant the boiler green light came on the ... [Read more]

Valve sticking?

We have a Worcester Heat Slave 12 14 combi boiler. The valve keeps sticking. Radiators go cold and we have to ... [Read more]

Potterton Flamingo 40 - Pilot light stays on but does not flare up?

The pilot light stays on, but even when there is no hot water, the boiler does not flare up to start heating t... [Read more]

potterton 80e has stopped working no pilot light?

Boiler wouldn't start up this morning and there does not appear to be a pilot light or means of reigniteing