How to mend ... Hot Mode Central

Ravenheat CSI 85AT Boiler. Central Heating not working?

After switching the setting on my Ravenheat CSI 85AT Boiler to Central Heating and Hot Water (its been set to ... [Read more]

Saunier Duval Thelia 623 has hot water but no heating help?

For the last 4 weeks i have had the boiler on Summer mode ie just used fof hot water which is ok , but when i ... [Read more]

Jaguar 23kW: Using hot water tap triggers central heating to come on?

When i use the hot water i then turn off the tap. About 30% of the time i find the central heating comes on. T... [Read more]

vokera 80 e combi boiler no hot water?

The boiler does not ignite when the hot water taps are opened, it does not attempt to go through the motion... [Read more]

performa 28i -water in gauge, losing pressure, hot water not hot enough?

4 yrold combi boiler, no leaks in system, had a couple of people to look at it who have tried to rip me off at... [Read more]

Baxi 80E No hot water, CH ok. !!?

Got a Baxi 80 E Combi, Central Heating is perfect but NO hot water. The Hot Water neon does not illuminate wha... [Read more]

Intermittent problem with Ferroli Optima 901 Combi Boiler?

Our boiler supplies piping hot water in 'hot water' mode and heats the radiators in 'hot water + heating' BUT ... [Read more]

problems with ariston eurocombi sx 20 mffice?

i can't seem to get hot water,when i open taps boiler does not ignite.The only way i can get hot water is whe... [Read more]

IDEAL CLASSIC LXFF & FF BOILER?

We have this boiler controlled by a "Siemens RWB29" (and with a "Towerstat RSD" thermostat). The controller... [Read more]

Why is there hot water but no heating?

I have a glowworm micron 40ff boiler,when hot water is selected on programmer the boiler fires up,but before t... [Read more]

Vokera Maxin 24e Lockout?

I am having problems with the Lockout Reset Button illuminating intermittently on my Vokera Maxin 24e, the con... [Read more]

Worcester 24i boiler no heating?

I have a Worcester 24i Boiler that heats the hot water fine but will not run the central heating it has a fasc... [Read more]

alpha 280e combi no hot water?

i have heating but no hot water hot water works when boiler is in heating/hot water mode but not when in hot w... [Read more]

Low Pressure Problems on Worcester 28i Combi Boiler?

I have recently moved into a new property but the Worcester 28i Combi boiler seems to have problems with press... [Read more]

vokera compact 28?

within the last week i have treated my boiler with a limescale remover i inteneded leaving it in the system fo... [Read more]

halstead pressure relief valve no 145329524?

Halstead Quattro Serial No Q145329524 central heating mode pressure relief valve leaking fitted new one sti... [Read more]

Ravenheat Fanned Combi RSF 82ET - Hot water but no Central Heating?

Hi there, my ravenheat combi works fine when I turn on the hot water taps but the central heating has not work... [Read more]

Euro combi - Red light keeps coming on and cutting off boiler?

I have a Euro combi boiler and the red light keeps coming on and cutting off when in central heating mode and ... [Read more]

Sime friendly format 80E?

Myboiler when in central heating mode will heat the radiators until the set temp is reached then trip out as i... [Read more]

Glow-worm 55f hot water fine but no central heating?

My boiler fires up fine on hot water but will not fire up on central heating only mode any ideas