How to mend ... Boiler Heat Central

Why do the diaphragms in my Vokera XL80sp keep perishing?

Ive had the boiler for about ten years now and its been reliable apart from the main (large) diaphragm in the ... [Read more]

wireing diagram for a ferroli domicompact f30?

I have a ferroli domicompact f30 boiler with a convensinal central heating system. i have lately instaled unde... [Read more]

Vokera Linear 24 timer fault?

The boiler works fine in both hot water and central heating modes until the timer is set. When the time is rea... [Read more]

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [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]

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]

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]

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]

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]

potterton suprima 30 not heating water?

my boiler heats my central heating but doesnt heat the water enough to wash pots let alone have a bath. Somet... [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]

vaillant vcw-gb 242 eh not igniting to either heat dhw or ch?

boiler was drained to look at water valve diaphragm as central heating was not working (ie) diverter valve no... [Read more]

get a moaning noise every ten mins when combi boiler is on for central heat?

when the combi boiler is switched on for central heating the boiler makes a moaning noise every so often,is th... [Read more]

baxi bermuda inset 2 boiler pilot flame going out?

We have a baxi bermuda back boiler running our central heating system (inset 2 50/4 installed in January 1999)... [Read more]

central heating valve?

can any one help ,updated heating controls for seperate control of heat/water there is a isolating valve on a ... [Read more]

Potterton Suprima 30 Boiler problem?

Recently moved into a house that has a Potterton Suprima 30 boiler, house is about 10 years old. When i fir... [Read more]

Ravenheat LS 100T no DHW?

First off I have had this boiler for 2 yrs now and never had a problem before, the other day all of a sudden I... [Read more]

back boiler problem?

hi have just moved into an old house with a back boiler and storage tank. not getting any hot water and when c... [Read more]

ferroli mondena boiler?

when the domestic hot water tap is turned on, the water runs hot for a few seconds then runs cold, but when th... [Read more]