How to mend ... Central Heating Turned

Sime Format 100c Making tapping noise then the boiler cuts off?

My boiler has starting making a strange noise for central heating only? It was a loud tapping noise, i turn... [Read more]

How can I fix my Glow-worm fuelsaver F?

When we went to turn on our central heating because of the wonderful summer weather we are having ,there was n... [Read more]

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]

Sime Super 90 - heating comes on when hot water truned on?

My Sime super 90 has these problems: * always heats the central heating when the hot tap is turned 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]

Could a faulty diverter valve cause lockout when the taps are turned off?

I have a potterton puma 80e. The lockout light is comming on after a shower has been taken. It lights once t... [Read more]

worcester 240 - no hot water?

No hot water when I turn on one tap, I can sometimes get hot water when two hot taps are turned on at once. c... [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]

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]

Baxi Bermuda boiler not igniting?

My Boiler won't ignite to either heat water for the taps or central heating. The pilot light is on. The thermo... [Read more]

water will not heat up?

Drained central heating system as a pipe was leaking.Put a new piece of pipe in. Turned water back on,put cent... [Read more]

Worcester Bosch 24CDi combi boiler?

When I turn on the hot water tap the water goes to taps and central heating radiators. Water from tap is only... [Read more]

Why does my central heating go on and off without any time settings?

I have a turbomax 828e valianlt boiler which supplies hot water to the taps and the central heating. However, ... [Read more]

how to fix my vaillant 242 e-h combi(fires up when not req)?

My boiler fires up every couple of minutes for about 10 seconds then shuts down again,there is nothing in the ... [Read more]

Worcester 350 Combi Plate heat Exchanger - Is engineers diagnosis correct ?

We have a Worcester 350 Combi and recently when we have been running the hot water the system has been overhea... [Read more]

How to fix a biasi 24s combination boiler?

Biasi 24 s combi boiler. The problem is the central heating comes on randomly even though the thermostat for h... [Read more]

how dow i fix saunier duval hot water is luke warm?

hot water is not hot but luke warm central heating working fine temperature is turned to give max hot water pr... [Read more]

What is causing my boiler to randomly operate the central heating?

My boiler, a Potterton Puma 80e, works fine on the hot water cycle, but randomly operates the central heating.... [Read more]

Baxi 105e. Central Heating working, no hot water through taps !?

Hi everyone. I've got a 3 year old Baxi Combi 105e, that, for some reason last night, got low water pressure a... [Read more]