How to mend ... Switch Help Central Heating

valiant combi 242?

Have to switch on the central heating to get hot water.

baxi combi 105e boiler,no heating or hot water?

woke up the other morning with no heating or hot water from my 5 or 6 year old baxi 105e combi.i have,within t... [Read more]

Worcester 9.24 Electronic BF boiler, pressure keeps dropping?

Hi my boiler keeps dropping the pressure, this happens straight after the central heating goes off and sometim... [Read more]

glow worm swift flow 100?

hello, my boiler shuts its self down including pilot , i already found dry joints on control board,which are d... [Read more]

Worcester 9.24 Electronic BF boiler, pressure keeps dropping?

Hi my boiler keeps dropping the pressure, this happens straight after the central heating goes off and sometim... [Read more]

how can i fix my vokera 20-80 RS flowmatic boiler. ?

when i need hot water i need to switch on the central heating system, i cant leave it on constant because when... [Read more]

why does the hot water only work when the central heating is turned on?

Why does the hot water only work when the central heating is turned on.The central heating summer/winter switc... [Read more]

Sime super 90 plus problems?

Hi, We have a super Sime 90 plus boiler and about a year ago we had to change the dreaded diaphram in the dive... [Read more]

Baxi bermuda 552 boiler doesnt work?

Hi when I switch the hot water or central heating or both on, nothing happens. I have also noticed I have no p... [Read more]

how can i fix my ravenheat condensing combination boiler csi 120n(t)low nox?

i have a ravenheat condensing combination boiler when central heating is about to switch off theres a loud vib... [Read more]

how can i fix my ,worcester heat slave combi boiler?

This is what happens when i turn on a hot tap, first the fan starts and after a short while the pilot light ig... [Read more]

Hot water but no central heating?

Topped up water, checked thermostat, electric trip switch checked. Pilot light on, can get hot water but radi... [Read more]

No hot water but heating still works?

I'm using a Potterton Neataheat 10-16 when I switch on the Central Heating the Boiler fires up as normal the R... [Read more]

Potterton Puma 80?

I have a Puma 80 that has recently messed up. Ok to start with my first problem was we would get no hotwater o... [Read more]

My bolier won't heat water unless the central heating is switched on?

My central heating and hot water system works fine when the heating is on. If I select hot water only... noth... [Read more]

Boiler cutting ouit?

We have recently had a new central heating system fitted, and are having problems, what we have is the boiler ... [Read more]

Ravenheat white star?

boiler operates central heating and hot water when the micro switch is removed from the valve block but is doe... [Read more]

Possible problem with diverter valve?

I have a Vaillant TurboMax 824e. When running hot water it initially runs warm water then cold then warm then ... [Read more]

pottereton combi 80?

i have pottereton combi 80 boiler central heating working fine,when i turn the hot water tap on the boiler l... [Read more]

problem with protherm 80e?

i have a protherm 80e combi boiler. the hot water is fine but the central heating is not working properly. whe... [Read more]