How to mend ... Boiler Heating Mode

Hot water problem in my combi boiler?

My combi boiler works fine in central heating mode. When in hot water mode, however, it fires intermitently so... [Read more]

firing up problems on my Ariston micro combi?

my Ariston micro combi boiler keeps firing up & then going out ,then firing up & going out,then firing up & go... [Read more]

greenstar 28i junior stops working?

Yesterday my boiler stop working fully , when the central heating is on the boiler will fire up but then shuts... [Read more]

Ferrloi 25c no Heating after new PCB fitted?

Initial fault of F26 caused by frozen condensate pipe. F 26 couldn't be cleared so the PCB had to be changed. ... [Read more]

Potterton Combi 80 cutting out on heating mode?

Heating fires for 1min - 2min then flames cuts off. Does'nt lock out and pump keeps running. The boiler contin... [Read more]

central heating on R£) HE combi?

h/w works fine turn on c/h boiler goes to puge mode and two symbels that look like two back to back tees. flas... [Read more]

can anyone help- Domina 80E CH fault?

I can get hot water easily and constantly but the central heating doesnt work properly. The CH comes on when i... [Read more]

how can I fix my ferroli f24?

Can anyone help Ferroli F24 boiler keeps cutting out. water pressure checked, 1.5 Bar when boiler goes into... [Read more]

raven combi boiler rsf820/20 no hot water or heating?

cant get the burner to kickin in summer or winter mode , when trying to light you get the pilot light on but i... [Read more]

Domina 80E CH fault?

I can get hot water easily and constantly but the central heating doesnt work properly. The CH comes on when i... [Read more]

I have a Ariston genus HE 30 boiler that is stuck in summer mode?

I have gone hrough setting all my timers also tried the automatic gmt time setting and the boiler is stuck on ... [Read more]

boiler shuts on and off?

The boiler is a britony 100se combi, its started to shut off when on central heating only mode and before it ... [Read more]

why does boiler make a vibrating noise when in heating mode ater 5 minutes ?

as above

My boiler Vaillant ECOmax 824E needs to be reseting every morning.How can I?

ECOmax 824E needs to be reseting every morning.After reseting boiler operates in heating mode and DHW as norma... [Read more]

red light constantly on vokera combi boiler?

The red light on my vokera compact HE combi boiler is constantly on. As per the manual it could be due to syst... [Read more]

water pressure drop in isar he24?

When the central heating is in "off" mode, the boiler will kick in every 12 hrs to raise the water pressure. ... [Read more]

worcester cd35i ii pressure problem?

i have a problem with my combi worcester cd35i ii the pressure of the unit is at just over 1 bar and when you ... [Read more]

no hot water from my ferroli optima 701?

i cant get the boiler to fire up in hot water mode and the water only comes out in a trickle. i have to turn b... [Read more]

Ferolli f28 can only get hot water with heating running in hot water only m?

Ferroli f28 will only give me hot water with heating on in hot water only mode boiler tries to fire for about ... [Read more]

ferroli F24 combi boiler?

working ok on the Hot water mode. When put on the heating after about 10-15 sec it gose in to the lock out.