How to mend ... Central Heating Boiler Up

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

how can fix my baxi combi instant boiler 105e?

the little LED's are lit up to show that theres no flame, theres a fault on the fan or flue and the safety the... [Read more]

Problem with Saunier duval SD 30e?

When i run water the boiler fires up but the L.E.D lockout light illuminates after about 5-10 seconds.The same... [Read more]

Worcester 24i boiler no heating?

I have a Worcester 24i Boiler that heats the hot water fine but will not run the central heating it has a fasc... [Read more]

Ideal ISAR HE30 Combi Boiler?

recently had new combi boiler installed with programable timer. despite the timer not being set to do so the c... [Read more]

Why is the hot water not working properly?

I have to put the central heating on to get hot water. Also the flow from the water is very weak. The vokera... [Read more]

How can I fix my Vaillant Combi boiler VCW 18 T3W FH?

Whilst using the shower, the hot water cut out. The boiler failed to fire up for water until I'd left it for ... [Read more]

Can I run a Worcester 278CDi for hot water with Central Heating Drained?

I have drained my central heating for decoratinf and would like to know if it is still safe to run the boiler ... [Read more]

How can I fix a vulcan Continental boiler?

Vulcan Coninental Central Heating System cuts out before the water is hot when it is programmed on the all day... [Read more]

Water only heating up when heating is on?

My boiler is only heating the hot water when my central heating is on. Boiler is vokera mynute.

Potterton Suprima/Suprima L. constant central heating?

We cannot get our central heating to switch off unless we switch off the boiler. When calling for hot water on... [Read more]

how to get hot water?

central heating working but hot no water boiler will not egnite when water hot tap is turned on sime halstea... [Read more]

Pipework Mix Up?

Hi there I recently relocated some pipework so that I could fit more ceiling joists to reinforce our loft conv... [Read more]

valliant boiler?

hi and thanks for taking the time to answer my question.... we cannot get any hot water for bath or shower o... [Read more]

Heatslave 15/19 boiler - keeps kicking in?

i All, We have a heatslave 15/19 which was fine until a couple of days ago. A guy came round from the water... [Read more]

Ravenheat CSI-85 Combi, erratic operation, any ideas?

Boiler now 2 years old. Works fine generally, however it has now started to operate even when the settings sa... [Read more]

Vaillant Turbomax 242E problem?

Would be very grateful for your help here, I have a Vaillant Turbomax 242E combi boiler that in the last Two d... [Read more]

How can I fix my Ferroli combi boiler losing water pressure?

I have a Ferroli Moderna combi boiler and have to keep on re-pressurising the system (by using a filling loop)... [Read more]

How do I find the pressure leak on the baxi 105e boiler?

The pressure gauge keeps dropping to 0? (baxi 105e). I have replaced the pump. There is either a pressure leak... [Read more]

How can I fix my modena 80 e ferroli boiler?

My central heating boiler is not working. I have switched the thermostat on and the boiler is not firing up. T... [Read more]