How to mend ... Fault Hot Water Boiler

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [Read more]

my heating wont work on its own only when hot water on?

First of all my central heating only works when the hot water is switched on.Wont work when heating is only sw... [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]

No hot water on boiler 24vci, have central heating no fault code is showing?

No fault code is flashing, I have heating but no hot water. We have replaced the diverter valve, the flow swi... [Read more]

Intermittent hot water on Baxi 105e?

Hi,my boiler has developed a fault on DHW supply,when asked for hot water, system fires up runs for 30 seconds... [Read more]

Ravenheat CSI 120 can't control water temperature?

I noticed this morning that the radiators and DHW seemed VERY hot. When I went to adjust the temperatures usin... [Read more]

My Glow Worm Micron 30FF wont light. How can I check whats wrong&fix it?

I have a Glow worm Micron 30FF which was installed new 4 years ago. Since then it has been serviced and a new... [Read more]

how to fix baxi 105e c/h fault?

hi guys /girls, i have just fitted a new diaphragm in differential valve then put it all back togeth... [Read more]

max of 50 degrees hot water?

I have a Baxi 105 HE combi boiler about 6 years old. The hot water and central heating water only gets up to ... [Read more]

Vaillant Ecomax boiler - Fault Code F22 - Please help?

Major probs with my ecomax boiler. Over 2 weeks ago, when in shower noticed problem whereby hot water would ru... [Read more]

Potterton profile boiler fault?

My potterton boiler fires up and then shuts down after 10 minutes.Should i replace the gravity hot water/pump ... [Read more]

Glow worm 18hxi boiler with f5 fault light?

After a problem with my fuse box, my heating is not working, I have checked the boiler (Glow worm 18hxi) and I... [Read more]

Sime EcomfortHe boiler 18mohts old?

heating working ok but intermittent fault with hot water, sometimes none sometimes ok

baxi 105he will not give hot water unless the heating is already on ?

the boiler will not fire up when the tap is turned on unless the boiler is already lit for the central heating... [Read more]

how can i fix my baxi 105he?

i have no heating or hot water from my boiler. It does ignite for a few seconds but dies off and i get flame f... [Read more]

fault on my worcester 28i junior combi boiler?

while drawing hot water the presure gauge begins to fall the red warning light begins to flash and water ... [Read more]

Sabre 24 se red light from overheating?

Hi, Sabre 24 se compact boiler, heating goes on but cuts out after 20min when rads get very very hot, boiler k... [Read more]

what is the fault on a vokera linea ?

when running hot water or heating the boiler fires then shuts down continualy any help would be gratefuly appr... [Read more]

How to fix a Sabre/Vokera boiler with red light?

Hi, ive read many threads but cant seem to find the fault my boiler has. Its a sabre boiler but i cant find mo... [Read more]

How do I find fault on a Worcester Heatslave 15/19 conventional flue?

My boiler does not heat tap water, although some rads get hot when I bleed them