How to mend ... Wont Heat Up

my boiler heats water but does not fire up for the heating side ?

gas fires up then goes out wont stay on to heat the radiators any ideas lease

Arriston combi boiler hot water scalding temp light comes on?

high temp light comes on, boiler cuts out, click reset button works fine.. then cuts out few mins later. bar p... [Read more]

Boiler not heating downstairs?

My warmflow oil fired boiler heats the water and the upstairs radiators but wont heat the downstairs radiators... [Read more]

hot water baxi combi 105e?

when on dual heating and water we get hotwater when its on water only it wont heat it ???

Danfoss RA 2000 thermostatic Radiator Valve Wont shut off?

When turning the thermostat all the way down to off position it wont shut off and continues to heat. Do I need... [Read more]

lockout light still on after filling pressure on combi?

I filled my boiler after it went into lockdown after loosing pressure, yet it still wont work. No heat and no ... [Read more]

boiller wont light up?

potterton profile neat heat new fan fitted when calling for boiller to come on you can hear the fan and see it... [Read more]

how can i fix my boiler?

i have a baxi combi 105 HE which heats water to taps but wont heat the radiators.i have recently changed 2 rad... [Read more]

my glowworm 30cl wont heat up over 65 degrees?

my glowworm 30cl wont heat up over 65 degrees there is no piping hot water just warm and the pressure keeps fl... [Read more]

How to fix fault with my Sime 30HE boiler keeps cutting out?

The boiler runs ok for a couple of days then wont heat the water. Green light flashes, reset the boiler by swi... [Read more]

potterton kingfisher keeps cutting out?

boiler will start to heat up then will start clicking then red light comes on sometimes will reset but then wi... [Read more]

combi boiler wont heat water?

boiler heats radiators but wont heat the water on its own.i have to have heating on at the same time to get ho... [Read more]

heating not turning on?

I have an ariston clas he 30ff the heating came on and started heating the rad then just turned of the boiler ... [Read more]

error code says no cn?

raven heat boiler wont fire up keeps coming up with error code cnany ideas please..???

how can i get two raidiators to heat up?

i have a baxi combi instant 80 HE i have 11 raidiators in my house and 2 of them wont heat up i have tried ev... [Read more]

radiator wont get hot?

hot water,all 5 ok,one radiator no heat,bled till water ran.pipe coming in hot,water cold coming out.

Pilot light is on but wont fire up ?

Swift Flow 100 - the pilot light is on but when I try to fire it up to heat water/heating there is no boost of... [Read more]

raven heat boiler wont fire ?

hi i have a raven heat boiler ls100t that donsnt fire up i have changed dhw and overheat themostat sensor and ... [Read more]

hot water but no heating 24i worcester?

heat but no hot water have pump run but wont fire it trys

only water no heat?

hi i have a ravenheat rsf84e bolier wont fire when water and heating selected if hot tap is run boiler fires b... [Read more]