How to mend ... Hot Seconds Cold

Ferroli optima 900, shower keeps going hot and cold?

When running a bath or having a shower when both hot and cold taps are on, the water keeps running hot and col... [Read more]

how can i fix my ferroli boiler!?

i have a ferroli F30 condensing combi boiler and of late seem to have a problem when running the hot water, us... [Read more]

Alpha cb24 boiler no heating but hot water ok?

I have an Alpha CB24 combi boiler. The heating fires up for between 10 seconds and 3 minutes the cuts out keep... [Read more]

vaillant turbomax pro combination boiler?

vaillant turbomax pro combination boiler, the problem is that when the hot tap is turned on there is hot wate... [Read more]

My Triton opal 10.5 Kw shower switching from hot to cold alternitivley?

My shower goes from hot to cold every 10 seconds or so. I have checked the flow and it is fast once on cold a... [Read more]

Vaillant 824E DHW going hot & cold?

Hi, I have a Vaillant 824E. When I turn on the hot water is comes hot for a few seconds then goes, luke w... [Read more]

The hot water doesn't stay hot very long,what is wrong ?

When you put the shower on,the water takes ages to get hot (Ive had ny boiler checked,and that's fine ) the bl... [Read more]

Glowworm 38 CXI combi boiler no hot water?

I have a Glowworm 38 CXI combi boiler. all was working fine. however we now have central heating but no hot wa... [Read more]

Ravenheat 85 cycling on/off?

My ravenheat 85 a works fine when asking for HW however when the CH is demanded the burner will ignite, burn ... [Read more]

My water keeps going cold?

Im having a problem with the water, you can get shower and its hot, within seconds its freezng cold again, if ... [Read more]

No hot water from bathroom tap?

There is no hot water coming from the bathroom tap yet the cold water tap and the taps in the bath are all wor... [Read more]

Triton T80 SI - HOT and COLD?

Hi, My Triton T80 SI when started starts with warm water but then goes cold and then warm again for around 30 ... [Read more]

how to put pressure in my vaillant bbooiler?

on my vaillant boiler the pressure bar is on 0 and not moving and there is no hot water or heating and i do no... [Read more]

Why does my Potterton Lynx boiler not work? Please help a single mum!!?

Recently moved into new house and told water and heating working fine (although due to weather I haven't had t... [Read more]

mira sprint shower?

when you press the button to start it it cuts out after a couple of seconds but if you keep your hand on the b... [Read more]

no hot water?

valliant combi could only get intermitant hot water at first . then only get hot water with heating on . now o... [Read more]

Ravenheat Boiler?

I have a Ravenheat RSF84ET boiler which gives out hot water when the central heating is on but when the heatin... [Read more]

Worchester Bosch 280 RSF will not supply DHW?

My boiler works OK when used on CH, but will not supply DHW when the boiler is cold, if the boiler has been he... [Read more]

britney combi se c&m?

when the hot tap is switched on the water heates up for about ten seconds, then the flame will go out, the wat... [Read more]

Central heating won't start up on Sime Formula 80?

From a cold start my Sime Formula 80 will not start the central heating. The boiler will fire up for a few sec... [Read more]