How to mend ... Heat Exchanger Fault

Any ideas on how to fix my Ferroli Optimax HE Plus 31 C combi boiler?Ferrol?

Ferroli Optimax HE Plus 31 C 3 years old from new. Have heating but no hot water, when I turn on hot tap the D... [Read more]

Potterton Performa 24 DHW issues?

My Potterton Performa 24 has developed a DHW fault, & I need help resolving it please. In November, it stoppe... [Read more]

vokera fault code 71?

code 71 comes up i have changed thermisters to flow and return also flushed secondary heat exchanger boiler wo... [Read more]

Potterton perfoma 30HE?

Had new heat exchanger put in. When CH is switched on the boiler runs for a minute and cuts out, goes into mod... [Read more]

Why has Heat Exchanger on IDEAL ISAR HE24 gone?

So... At the end of 2008 (early December, so about 4.5 years ago). We had central heating installed for the... [Read more]

Ideal Combi Logic boiler "L3" fault. ?

Whenever the temperature knob is turned up higher than half way, the boiler shuts down, flashing L and 3. Have... [Read more]

Ideal HE24 Isar?

i have an ideal he24 isar boiler with the fault l-9 the plummer told me i have to change the heat exchanger ... [Read more]

AEG Lavatherm 57560 heat exchanger light?

On my AEG Lavatherm 57560 the heat exchanger light is flashing. I have cleaned the heat exchanger properly and... [Read more]

How do i solve a Remeha Avantaplus E7 fault code?

My boiler is approx 6yrs old and has now stopped supplying hot water after an E7 error code. The central heat... [Read more]

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]

Glowworm Ultimate 70ff won't cold start properly?

I have replaced the air pressure switch and the pcb and still I have a problem. When the boiler comes on from ... [Read more]

Ferroli 38 HC/Heat Exchanger?

DHW Run's hot and then goes cold? I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot a... [Read more]

Ferroli Boiler HE 38C/Heat exchanger?

DHW Run's hot and then goes cold? I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot a... [Read more]

Saunier Duval F30E hot water no heating?

As above, in water/heat mode there is no heating! Hot water works fine. Had heat exchanger replaced earlier th... [Read more]

Ferroli Modena 80E Hot water but no CH?

Hi, I've not used my CH for a few months over the summer, went to put it on a few weeks ago during a cold s... [Read more]

Glowworm 38 CXI combi hot water disappering and coming back?

I have a 6 year old Glowworm 38 CXI combi boiler which delivering hot water only for the first minute and afte... [Read more]

Baxi Solo 30/80 Boiler Fault?

With either water heating or central heating selected when the requirement for heat has been satisfied the boi... [Read more]

Ravenheat Primary CSI?

Thought I would just post my recent experience with my Ravenheat Primary CSI which is about five years old, a ... [Read more]

Pressure problems with Vaillant Turbomax Plus 824?

The pressure reading on our Vaillant Turbomax Plus 824 is reading above 3 bar when the central heating is swit... [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]