How to mend ... Central Heating

how to fix valance 835 boiler ecomax?

Error code f.25 and f28 are coming up. When power is switched on the temp rises to max 100degrees and then go... [Read more]

potterton suprima 40L hot water but no heating downstairs?

I have a Potterton Suprima 40L about 6 yr old. Had no problems with it over the past years. I have no central... [Read more]

when I turn on hot water tap, I hear a big noise, like a explosion?

My boiler is (worcester bosch 28i RSF), and it is 6 years old by now, regularly has been serviced and works wi... [Read more]

No hot water from Ravenheat RSF82E combi boiler?

I can only get hot water if I switch the central heating on permanantly. Even if I just set the boiler for hot... [Read more]

why can i not get hot water ?

if boiler is set to central heating and hot water I can get hot water but if boiler is set to hot water only i... [Read more]

Ravenheat CSI 85A fires up then goes out on CH?

Help, I have a CSI 85A which when you call for central heating fires up for around 6 seconds then goes out the... [Read more]

Wiring instructions for Drayton LP711 replacing Danfoss 103?

I had one of these installed on Sat and ever since I have had no hot water or Central Heating, the man is comi... [Read more]

Removed Radiator, now no hot water?

Removed rad from system and now no hot water. I have a Biasi M96.24sm boiler. The rad removed was an old rad... [Read more]

Why does the central heating come on when I select hot water only function ?

When I put on the hot water only it kick starts the central heating as well, I have a powermax 155 boiler

how can i fix my boiler?

my myson midas boiler as stopped working, no hot water or central heating, i have tried to relight it, but whe... [Read more]

How do I increase the pressure on my boiler?

I have a Baxi Combi 105 HE Boiler. I have recently noticed the pressure gauge dropping to around 0.5 bar or ... [Read more]

central heating is on?

central heating is always on by itself

Help with central heating wiring please?

Have just fitted a Danfoss actuator in airing cupboard and a new digital thermostat in the hall. Problem is th... [Read more]

how can you tell if the gas valves are opening ?

how can you tell if the gas valves are opening on a baxi solo4o/40rs as i have hot water but no central heatin... [Read more]

Not heating properly?

I have Potterton 50 boiler i just have changed the PCB as the engineer faulted for me. But after that, it did ... [Read more]

No hot water on my Baxi Combi instant HE?

I cannot get any hot water on my Baxi 80, but the central heating mode works. I can get warm water if I put th... [Read more]

wiring a boiler?

how to wire a household central heating system.

can anybody help i can get hot water but no central heating?

i have a baxi solo wm40/40rs i can get hot water but no central heating

worcester heatslave 12/14 central heating but no hot water?

worcester heatslave 12/14 the central heating is working but there is no hot water,

no central heating?

iv got a main combi 24 he boiler but i have hot water but my central heating doesnt work can anyone help?