How to mend ... Boiler Heat Exchanger

Worcester 28i Junior Combi... Hot water but NO Heating ???

Hi everyone, We have a Worcester 28i Junior Combi which developed a fault this week. We have hot water fine b... [Read more]

halstead ace high?

intermitant hot water runs hot then cold its making contact and boiler fiers up all ok but still no hot water ... [Read more]

How can i fix my Ariston A23 Mffi E Combi boiler NO DHW URGENT?

No Dhw, runs cold after a few minutes when demanded either alone or with CH demand, the burner continues to ru... [Read more]

Whats wrong with my boiler?

I have just boiught my own home and need some advice about my boiler. (Apart from check the boiler works prior... [Read more]

Potterton Promax 15 SL?

New boiler 1yr old fitted by BGas who also charged for a power clean?. British Gas home care changed fan last ... [Read more]

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]

3rd pipe?

i have 3 pipes going into back boiler heat exchanger primary flow, return and one other which i suspect is ope... [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]

Worcester 24 si II?

Hi I have a Worcester 24si II. It's was installed 9 years ago. Had British gas around on monday for a new ins... [Read more]

cannot locate the thermostat reset button?

i have a saunier duval thema f23 combi boiler british gas has fit a new heat exchanger and pump we still get a... [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]

Johnson & Starley J25/32 fan failure?

My old (estimated age 20 years) warm air unit had its motor failed. So I had it rewound by a friend who runs ... [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]

why is my boiler showing f3 and what can i do ?

my boiler is showing f3 and i have cleaned the heat exchanger ? pls help its freezing !