How to mend ... Boiler Circulation Water

Unexplained noises?

Good day, I have been experiencing a problem with my domestic heating system. There are occasions when the sy... [Read more]

Expansion tank hot?

Greenstar Ri boiler open vented system. When boiler switched on constant flow of hot water to expansion tank... [Read more]

Why do I have hot water but no central heating (Worcester28iJunior)?

Hello. I've come back from hols to find that there's no circulation in the c h system. The hot water from the ... [Read more]

High pressure and hot at both rads and water?

I have a canray 5 oil boiler. The circulation pump had ceased and has now been replaced. However I have some w... [Read more]

flashing ignition indicator on vaillant turbo max pro ?

i have been having a few problems with my vaillant turbomax pro the heating and water works fine for a bit ... [Read more]

worcester bosch 240 combi boiler/circulation pump?

we have a worcester bosch 240 combi this has been shut off and drained down for a while,we filled it to 1.5 ba... [Read more]

How can I fix my Worcester Bosch Combi boiler?

I have a 28cdi and when you run the hot tap the water gets hotter and hotter until the pilot cuts out. After a... [Read more]

pump runs but nothing circulating in system?

Boiler fires up fo 30 or so seconds, the pump runs and the system seems to be working then the boiler stops an... [Read more]

How to stop hot water over run? Source spare parts? Eliminate air ingress?

Boiler is Myson Apollo 15/30. All its components check out to be working OK but the system pumps over when ho... [Read more]

Vaillant boiler turbomax plus 824 E no circulation for heatin?

Vaillant boiler turbomax plus 824 E hot water is working no ciculation to heating

how can I fix hot water/heating problem?

I have a wm 51/3 rs baxi boiler, when we turn hot water and heating on (both do not work), the boiler comes on... [Read more]

baxi 105HE combi is short cycling?

my Baxi 105HE combi boiler works ok for hot water but in heating it runs for 5 seconds and off for 15 seconds ... [Read more]

Reillo RDB1 boiler (kerosene burning)?

Hi. My boiler is on the blink. Recent History is that 1) it ran out of oil and got airlocked. 2) fixed airlo... [Read more]

How can I fix my combi boiler Ariston 28HE?

How can I stop my brand new boiler firing up every few minutes even when hot water is not requested. When i tu... [Read more]

baxi 100 he system fault?

boiler reaches temperature but but pump stops after aprox 2 minutes will not come back on as no water circulat... [Read more]

Worcester 350 Combi Plate heat Exchanger - Is engineers diagnosis correct ?

We have a Worcester 350 Combi and recently when we have been running the hot water the system has been overhea... [Read more]

vokera options boiler fault ,please help?

my vokera options boiler cuts out after 10-15 seconds ,the flow pipe at the boiler gets very warm but rads not... [Read more]

How do you test a circulation pump on a Raven Heat Combi boiler?

Ive got a Ravenheat Combi Boiler (one without a pilot light window). A fw weeks ago it just stopped working. W... [Read more]

how can i repair leaky pump flange on baxi 105e combi boiler?

The flange between the water supply pipe and the circulation pump has a small leak on the feed side.How can i ... [Read more]

What is wrong with my Potterton Kingfisher 2?

My Potterton Kingfisher 2 floor standing gas-fired Central Heating boiler has started to make a very odd noise... [Read more]