How to mend ... Boiler Water Keeps Cold

Glow-worm 30cxl?

Started off blowing 3amp fuse in boiler, water cold but heating working ok, engineer came out and fitted a ser... [Read more]

water goes cold during shower?

We have a baxi 105he combo, it has just been serviced and we were having a problem with the water suddenly goi... [Read more]

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]

Whitewater aspen shower ?

Can't adjust thermostat as it puts boiler off and only gives cold water

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]

airlock in 1/2 of a zone?

sounds wierd but i have a 2 zone system {1st floor and basement} my 1st floor is split into {kitchen, LR, Bat... [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 not firing up?

My boiler will not fire up, either with the water or central heating, It is about 10 years old, and have had n... [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]