How to mend ... Boiler Hot Water Cold

No hot water?

The central heating is red hot but soon as we run taps water gets hot then goes cold there's no lighte lit on... [Read more]

both red lights on in water section of panel?

My water keeps going hot then cold. Boiler firing up then going off

help! glow worm betacom 24c no heating?

Ok here goes... the above boiler was working fine! After coming back from a weekend trip i noticed the hea... [Read more]

i have a vaillant gb 242ew boiler?

when i switch the c/h on i t comes on but when it starts to go cold it doesnt re ignite and i have to put the... [Read more]

hot watergoing cold?

boiler is an micro genus 2 -24 mffi whenrunning water it goes cold was told to change sensors for ch on divert... [Read more]

how to find a fault?

my sister-in-law has a glow-worm 30c boiler the central heatings ok but when they turn on dhw tap the water i... [Read more]

Vokera compact 25HE switching off and temperature changing?

My voters compact is about 5 years old. It has recently started switching itself off, with the light going red... [Read more]

f4 problem with a vitodens 100 boiler?

i have a vitodens 100 boiler and it has come up with a problem f4 I have hot water but the radiators are not w... [Read more]

ferroli optimax plus he31c?

Ican get central heating but no hot water the boiler is firing up when hot water is demande but cold is coming... [Read more]

boiler betacom 30?

My hot water stays hot for approx 10 seconds then becomes stone cold, central heating fine. Please help

vokera boiler problem?

My vokera boiler hot water runs cold any ideas?

Pressure vaillant echo Tec Boiler?

When i put the heating on for a few hours then turn it off and turn a hot tap on the pressure in the boiler go... [Read more]

potterton flamingo 50s?

when i turn on my boiler , the heating works but the hot water runs cold from the water tank , any ideas thank... [Read more]

ferroli optima 901 c/heating problem?

heating will not come on but hot water ok. pump runs. boiler fires up when stone cold for c/h eventually but w... [Read more]

potterton kingfisher boiler central heating not turning on?

Our boiler is turned on and we are getting hot water but our central heating is not turning on. I guess the pu... [Read more]

ideal he30?

Central heating is working ok but when I turn hot water ON, water is lukewarm and goes cold in few seconds. n... [Read more]

how can i fix my condenser boiler?

my heating is on but my hot water runs cold, when my heating is off the water is ok

Baxi Duo tec boiler, hot water but not from one tap?

I have the above bolier, all the hot water taps in the house are running hot except the bath tap which is cold... [Read more]

how to turn water off to hot water bath tap to fix spindle?

Hi Have a problem with my hot water bath tap in that when you undo it hardly any hot water comes out. Ha... [Read more]

Radiators upstairs will not go off after relighting Potterton Kingfisher ?

Hi, I have an old Potterton Kingfisher CF50 boiler. Yesterday we had no hot water so re-lit the pilot lig... [Read more]