How to mend ... Water Boiler Heat Exchanger

4 year old Valiant boiler keeps cutting in & out when heating water ?

My 4 year old Valiant boiler keeps cutting in and out when heating water for the taps and shower in the house,... [Read more]

Heat exchanger for Thorn (myson) Housewarmer E?

I've got an old back boiler which has just leaked, had Brit gas come out and said the heat exchanger has faile... [Read more]

fellow engineers, advice on ecomax?

righty ho, vaillant ecomax firing whistling and extinguishing. it blew a hole in the flexible re-enforced t... [Read more]

Vaillant Combi VCW 25/1 T3 Hot water temperature lowish?

My boiler has been in operation since 1983 and I have replaced various parts over the years so am fairly happy... [Read more]

Baxi Combi 105e - flame-out problem?

My boiler runs oK on CH & hot water. However if I shut the CH off from the Controller ,the Boiler keeps runnin... [Read more]

how can i fix my ideal isar he24 condencing combi boiler?

the boiler fires up every 5 minutes to preheat the water in the domestic hot water heat exchanger.The manual s... [Read more]

Protherm 80e - Heating cuts out before radiators warm?

Hi Hope somebody can help I have a Protherm 80e combi boiler. In the last two day's the central heatin... [Read more]

Having problems with Vokera 28 linea boiler - hot water off and on?

My problem is that my vokera 28 linea boiler is playing up. When you put on the hot tap the water comes out ve... [Read more]

Baxi Bermuda Back Boiler - No Hot Water Without Heating On!?

We have Baxi bermuda back boiler which has just had the heat exchanger replaced and a new threee way diverter ... [Read more]

Water pressure on a Sime 100e combi-boiler?

... after replacing the diverter valve diaphragm, dhw heat exchanger and cleaning the inline filter I'm still ... [Read more]

High pressure on my Optima Ferolli 901 central heating?

Hi, I have a Ferroli optima 901 . I had problms with the DHW and foolishly adjusted this on the mod gas valve... [Read more]

my potterton performa 24 the hot water has problem - it comes hot and the?

the hot water comes hot and then cold, hot, cold, hot. Is heat exchanger or diaphragm or do i need to power... [Read more]

how can i fix my glow worm 30 cxi?

Hi, I have a glow worm 30cxi boiler and have a problem that hopefully someone can help with. The problem... [Read more]

tepid water from worcester bosch 24cdi?

i am only getting tepid hot water from my combi boiler. central heating working fine. i have change the heat e... [Read more]

how can i fix my boiler ?

my "Halstead Finest" combi boiler is working fine on the heating side but keeps cutting out on the domestic ho... [Read more]

Glowworm 30ci leaking?

A couple of days ago, I noticed that the heating was off. I used the internal control to fire it up, but there... [Read more]

Halstead Ace Boiler Hot Water Problem?

Turn the hot water on - burner ignites water starts to get hot then burner goeas out after around 30 seconds -... [Read more]

how can I fix my boiler?

My boiler is a Vokera sabre 24 combi. The hot water flow rate is initially good for a few seconds then slows t... [Read more]

How can I fix my Vokera Linea boiler? The pressure keeps dropping?

The pressure keeps dropping on my Vokera Linea boiler. (It is either a Linea 24,28 or Linea Plus.) Have had t... [Read more]

When heating water (not radiators0, why does my water constantly ge hot and?

I have a Vokera 80E condensing boiler. When heating water (not radiators), the water initially heats up ok, th... [Read more]