How to mend ... Hot Boiler Fault

Worcester Bosch 25si not igniting?

Due to the recent very wet weather and strong winds, my boiler has gone into fault with flashing red light, I ... [Read more]

Have an intermittent problem on a Sime 100 boiler?

Have an intermittent fault on a Sime100 boiler. Sometimes works fine other times does not work at all for hot... [Read more]

i have no heat or hot water on worcester bosch greenstar 30cdi boiler?

no heat or hot water on greenstar30 cdi, no fault code but will not reset. flame light not lighting rapid flas... [Read more]

No Hot Water But CH is normal???

My Vokera Linea 735 boiler isn't heating up the hot water but the central heating is working perfectly. There... [Read more]

24i junior problem?

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

ariston flame lift?

My ariston combi runs on average about 1 hour to 2 hours and then goes to flame lift fault and wont start agai... [Read more]

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]

baxi Combi 105e circulation pump overheating?

my boiler keeps tripping out as the circulation pump gets very hot, but the fan/flue fault indicator keeps lig... [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