How to mend ... Boiler Work Valve

My radiators on the first floor do not work until I run some hot water?

We have a problem with our Worcester Bosch “Heatslave 26/32 RS0 GB oil Combi” boiler, which provides hot w... [Read more]

hot water is fine but central heating intermittent, potterton puma?

Hi Any pointers??, I have a potterton muma 80 combi boiler, hot water is fine but central heating is very i... [Read more]

Expansion Tank won't drain?

Our central heating system stopped working - the boiler would remain on for a few minutes but then cut out, al... [Read more]

Ravenheat white star?

boiler operates central heating and hot water when the micro switch is removed from the valve block but is doe... [Read more]

How can I replace diaphragm without my instruction manual ?

My Vaillant ( think it's a turbo as has black panel with green knobs as described by others ) is ten years old... [Read more]

Glow worm 24 cxi leaking from two valves ?

Hi I have a Glow Work 24 CXI boiler and last night when I came in it had lost pressure. I turned the valve ... [Read more]

Ravenheat CSI Primary Condensing Boiler not firing?

Boiler was out of service whilst building work completed. Boiler was recommissioned but fails to fire. From M... [Read more]

Help with Glow-worm 30CXI pressure?

Hi all, I have a 30CXI from Glow-worm, Problem is when i try to increase the pressure from the 0.7 itis ... [Read more]

radiator not getting hot ?

the radiator in the bedroom is fitted with a thermostatic valve , the radiator is not getting hot , it is hot... [Read more]

Vaillant TurboMAX Plus 824e -No Central Heating. DV ok?

Boiler appears to function normally with plenty of hot water, no fault codes, pressure 1.8bar but I cannot get... [Read more]

new valve and pump fitted heating fine no hot water?

Just had an engineer to fit a new c/h pump and 3 way honeywell v4073a motorised mid position valve to a combi ... [Read more]

VOKERA 20-80 RS Combi Boiler Problem?

We (in Cork) have an 20-80 RS Flowatic combi which is tempramental (but not half as tempramental as my missus ... [Read more]

How can we fix our hot water?

Last night, we tried to set the timer on our central heating for the first time since moving in, we then had t... [Read more]

Valliant Ecotec pro 28 F22 error no hot water?

I know that the error means there is no water in the boiler, but how do I refill it? Does the pressure valve ... [Read more]

rads dont work?

drained my system today and now none of my four rads work filled my system boiler gets hot three port valve ge... [Read more]

heating still wont work ?

i have replaced the programmer the 3 port valve and the room stat and the heating still wont work the boiler a... [Read more]

No hot water & central heating - Sime Super 90 combi boiler?

Combination boiler is 9 years old, no hot water or central heating. When hot tap turned on switch clicks but p... [Read more]

suspected gas leak?

We were due to have our gas metre changed to a new digital type. my wife mentioned that she could smell gas f... [Read more]

Why does my Aplha 280E Boiler fail to light now & again?

My Alpha 280E boiler has the following problem -9 times out of 10 it is OK. Sometimes, you switch on the combi... [Read more]

vaillant turbomax F23 error keeps coming up when I turn on the central heat?

Th heat exchanger and the diverter valve were changed on my boiler as the hot water and the central heating ke... [Read more]