How to mend ... Water Boiler Heat Exchanger

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]

Worcester Bosch Highflow 400 BF boiler problem?

Hi, my boiler produces hot water on demand OK but refuses to turn off the central heating. Even with both heat... [Read more]

Random hot water?

I sometimes have to open another hot tap before the boiler kicks in,sometimes it's ok.My boiler ia a Baxi cond... [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]

Rising water pressure in Vaillant Turbomax 837E?

The water pressure in this boiler continues to rise reaching the RED zone in about 10 days. Water is drained o... [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]

my ravenheat csi 85t boiler, has an internal leak?

My ravenheat csi 85t boiler developed a leak from the condensing heat exchanger, at the pipe washer.This was v... [Read more]

my mains 24e baxi potteron make will not light up?

i have mains 24e gas boiler 2 weeks ago i found that hot was not as hot as normally it gives .i called the en... [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]

Pressure fault on Worcester 28Si II?

Hi. I'm repairing my boiler after it froze. I have the central heating working now (pump and flow sensor damag... [Read more]

Vokera 12-48 Mynute R.S.E ticking and blowing limit stats?

Recently our boiler has started to make a very fast paced ticking or clicking sound during its heat cycle, we ... [Read more]

fitting new heat exchanger?

boiler is fitted in the kitchen, where the hot water is fine. but it runs 4 metres into the bathroom where ... [Read more]

Worcester Bosch 28 si II indicator fault light?

My Worcester bosh boiler for some time now has been losing pressure and letting out water from the release val... [Read more]

Vokera 28compact combi expansion tank problem?

Since putting central heating on in October I have had a problem with pressure dropping and water coming out o... [Read more]

Adding dispersants to circulating water?

We have a Vaillant Combi, whic is persistently (at 2 year intervals) having to have the hot water heat exchang... [Read more]

domestic hot water problems baxi 105e?

when i turn on hot tap boiler fires as normal the water heats up normally but there is a squeeling noise from ... [Read more]

How can I fix my Worcester 28CDi Combi Boiler?

Intermitent problem. When running the hot tap the boiler and the pressure gauge start to pulsate. A new heat ... [Read more]

greenstar 24i. No hot water?

No hot water delivery, the boiler kettles on the main heat exchanger with HW demand. Central heating demand n... [Read more]

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]

how can i fix my boiler?

halstead ace high hot water is intermitent i clean the heat exchanger and all is well but why does it heep hap... [Read more]