How to mend ... Heating Boiler Fires Cold

ravenheat csi 85 a [t] boiler?

main burner fires up on off repeatedly, heating water gets hot, domestic gets hot for few minuits then runs co... [Read more]

Hot water but not to rads?

Baxi combi 105e. Boiler shows no faults.Hot water is ok but.. central heating....fires up & temp rises to fu... [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]

whats wrong with my boiler ?

i have a glow-worm ci combi boiler when i turn on the hot tap the boiler fires up ,plenty of cold water comes ... [Read more]

No hot water [Valliant boiler, Turbomax VUW 242]?

Just recently my boiler won't heat the water in the bathroom taps or shower, the boiler fires up but the water... [Read more]

my baxi combi instant 80e?

central heating workin fine, however the hot water when running a bath runs cold after a few seconds. the wate... [Read more]

Worcester 19/24CBI Problems (Over Heating, Fail to ingite)?

Hoping that someone can shed a little light on my problem or that this may help someone in a similar position.... [Read more]

How can i fix my worcester 24si II?

Why does my boiler take 3 to 4 attempts to fire up from cold, when its hot it fires up 1st time and the hot wa... [Read more]

How can i fix my ravenheat boiler?

We have an 11 month old boiler and when we turn it on it will start up and it will stay on for 2 mins then a r... [Read more]

FERROLLI DOMINA 80E PROBLEM STARTING IN THE COLD?

Boiler tries to start up fan goes,sparking ok, then makes a ocoilating noise and goes into red fault lock out ... [Read more]

Grundfos Alpha+ 25-60 pump problem?

the Grundfos pump circulates water in my UF heating system however, I have noticed lately that although my liv... [Read more]

How can i fix my Worcester Bosch 28cdi?

Hi We have a Worcester Bosch 28cdi boiler and we are having problems with both heating and hot water.when... [Read more]

Hot water cutting out after 20 - 30 secs, but coming back on 20 secs after?

We have a Baxi Combi 80e boiler which fires up okay, but after about 20-30 secs the hot water goes cold. This... [Read more]

hot water problem?

i have a ariston microgenus 11 24 mffi. when running hot tap at either full flow or reduced flow the boiler fi... [Read more]

what is the problem with my potterton 55 boiler?

have a potterton housewarmer 55.it roars on initial firing in morning then once reset fires OK.at the moment i... [Read more]

How to sort this boiler problem out (majorca 240/6 back boiler/frontfire)?

How to sort this boiler problem out (majorca 240/6 back boiler/frontfire)? I have a majorca 240/6 back boiler... [Read more]

ravenheat csi-85t ?

please can someone help when the boiler is working its fine heating and hot water but sometimes when the boile... [Read more]

vokera linear,no heating flow?

no code showing,but the boiler fires up then shuts down at 86 degrees, it then fires again at around 70 degree... [Read more]

POTTERTON PERFORMA 24 NO HOT WATER BUT CENTRAL HEATING FINE?

as soon as the hot water tap is opened the pressure on the boiler increases 0.5 bar to 2.0 bar. and the boiler... [Read more]

Worcester 24i RSF-L Combi problem?

When I turn the hot water tap on the boiler fires up and hot water is dispensed from the tap. However after a ... [Read more]