How to mend ... Heat Comes Out Cold

vokera compact 35?

I bled my radiators ,can there be a problem with my boiler as the hot water runs hot and cold ...the water fe... [Read more]

How can I fix Ravenheat boiler?

the hot water is not being heated constantly when the tap is open . The boiler starts to heat the water and sw... [Read more]

Lock out problem with vaillant turbomax plus?

My turbomax plus 828e locks out under the following circumstances.1 If I draw hot water when the boiler is co... [Read more]

Worcester Greenstar- no hot water?

Hi, i was just wondering if anyone could help... For the last few weeks my 4 year old Worcester greenstar 2... [Read more]

how can i fix my Sime Friendly Format 100E Boiler?

When the hot water is drawn off the boiler fires up heats the water the boiler then cuts in & out so the showe... [Read more]

cold domestic hot water?

I can get central heating to full level but domestic hot water gets only luke warm. Have fitted new heat excha... [Read more]

how can i fix a leak on my worcester 28cdi rng?

got a leak on the cold water pipe that goes into the heat exchange unit can i tighten the nut?

Boiler on cold rads but hot water?

Hi PLEASE HELP! Had a ravenheat csi 120 lox nox installed three years ago. Had Ravenheat out 9 times within 6... [Read more]

Storage Heaters after a powercut?

I had a powercut the early hours of Friday morning. My storage heaters have gradually gone from their normal ... [Read more]

When heat is on and fAn is on auto it is not blowing?

When turn fan to on position cold air blows out

The boiler is heating main floor but is not heating second floor ?

The main floor is heating properly but the second fllor is not getting any heat. I cranked it all the way up t... [Read more]

How can I make my powermax 185 boiler heat up ?

I have been away for a few weeks just came back into a cold apartment. Tried switching the advance button but ... [Read more]

I have no control over the hot water temperture from my high flow 400 boile?

Worcester Bosch changed the heat exchanger in my high flow 400 boiler and did some upgrades since then I have ... [Read more]

i have the problem with my ferfoli DOMIcompact F30 B, the hot water keep?

i have the problem with my ferfoli DOMIcompact F30 B, the hot water keeps going hot and cold. i have chang... [Read more]

thermostat radiator valve not working properly?

I had a new (not replacement radiator) fitted in the summer and it does not heat up properly. I have bled it ... [Read more]

valiant echotech error message s 30?

Hello Currently I have a very cold house as I can't get my heating to work! There is a symbol "s.30" Have... [Read more]

Our heating and water is not working properly on our Myson Orion 60B boiler?

The heating and water was working fine until last night when we had the really cold weather. The boiler seems ... [Read more]

Central heating confusion?

I seem to only get hot radiators while my boiler heats my hot water but as soon as that get to temprature even... [Read more]

boiler DHW go hot then cold?

my raven heat boiler as just started going hot and cold on DHW. tryed all the normal without taking a spanner ... [Read more]

My Worcester boiler won't start (with EA code), can you help?

My Worcester boiler is flashing EA code. I checked the condensing pipe is not frozen. The ~7cm diameter contai... [Read more]