How to mend ... Boiler Keeps Over Heating

How to cure F1 Fault on Protherm 80e Boiler?

Central heating and hot water both are not working. The display code F1 is Seen. As per manual following fault... [Read more]

sime 80 not providing hot water or heating?

what is the likley fault with the boiler?? all electrics are working and the pcb is still functional?? Please... [Read more]

How do i use a multimeter to test for voltage and continuity from a pcb,?

I need to test the air pressure swich on my boiler,i havn't a clue how to use a multimeter, ie settings / vol... [Read more]

Protherm 100EC - Hot water problem?

Central heating works fine - but no hot water - any ideas. Two plumbers round already who don't know anything... [Read more]

baxi 105e boiler gone off due to low pressure fault?

help,my 105e has been losing pressure and has now given up the ghost,its only 2 yr old,i had a new diaphragm o... [Read more]

How can I find out what is the problem with my Potterton Profile 80E ?

My boiler does not react to my thermostat control box or the room thermostat. The heating will turn back on ag... [Read more]

Worcester 24 cdi no hot water?

When the central heating is on hot water is ok. When heating off the boiler fires up when a hot tap turned on,... [Read more]

How can I turn on my Isar HE30 Bolier?

My (Ideal) Isar HE30 boiler has turned off. The water pressure gage is below 1 and their is no hot water or he... [Read more]

how can i fix a vailliant combi boiler with fault F.28?

I have no heating at all from the above boiler there is no visible sign of model on boiler but the boiler is o... [Read more]

is a Horstmann C17 Programmer compatible with a glow worm?

is a single channel Horstmann C17 Programmer compatible with a gravity fed Glow-worm spacesaver central heatin... [Read more]

Problems with my Valiant combi boiler?

Hot water is intermittent on my valiant combi boiler for a while now. However I could not get the heating or ... [Read more]

my Glow-worm spacesaver mk2 main burner does not light,?

boiler has stopped heating water, the main burner does not work, pilot light is lit, and the pump runs,new pum... [Read more]

How can i fix my Lexicon e.l.m leblanc Combi Boiler?

I'm getting central heating ok, but no hot water! Help! ;)

What is wrong with my Potterton Netaheat Boiler 60E?

I have a Potterton Netaheat 60E boiler. When the heating is programmed to turn off, although the light goes o... [Read more]

I have no hot water or heating from my vaillant combination boiler?

I have tried increasing the pressure but it falls back down after a few minutes - what should i do?

Baxi Bahama 100 boiler problem?

I have a Baxi Bahama 100 boiler and it is constantly asking for heating and water. When the boiler is just sw... [Read more]

Ferroli Falcon cycling on and off with heating and hot water?

Hi, My boiler has been cycling on and off for a while now on both the heating and hot water. I have changed th... [Read more]

worcester combi boiler 28i water running cold?

had a worcester combi 28i for about 4 years and am having some problems, heating seems ok but when run a bath ... [Read more]

Should i Try!!!?

Should i try to replace the limit stat/overheat stat and vice versa, before changing the gas valve. the boiler... [Read more]

how can i fix my puma 100 potterton gas boiler?

i have a potterton puma gass boiler and it had stopped working, the switch dont seem to be working although th... [Read more]