How to mend Boiler Heat Exchanger Dhw

7

Hot Water Problem with Ideal Isar He24 Combi?

Hi, Can anyone help? A friend of mine is having problems with her hot water supply from her Ideal Isar He2... [Read more]

linea 28 hot water problems?

my linea 28 hot water problems are that when hot tap is turned on water is heated to 40c then burner steps bac... [Read more]

how do i isolate the boiler to change the dhw heat exchanger?

i need to change the dhw heat exchanger on a baxi combi 80e i want to know how to isolate the boiler and press... [Read more]

ravenheat 82e?

boiler keeps going to reset on ch and dhw sensors have been replaced.the fault is very intermitent but seems m... [Read more]

dhw heat exchanger ?

how to change D.H.W heat exchanger on ecomax 835 /2E combination boiler

7

potterton performer 24kw HEcombi?

Hello ,is there any quallified heating engineers out there who may know wat this fault is. no hot water,the p... [Read more]

2

Why is my water still to hot?

Previous Q & A :- I have a recently installed worcester 24i (LPG). The tap water gets very hot and after a wh... [Read more]

2

Vokera boiler works in heating mode but not Hot water only mode?

I have a problem with my boiler it is a Vokera 20-80 RS flowmatic. The flowswitch tries to move but does not o... [Read more]

1

Intermittent hot water problem?

I have a Vokera Maxin 28e combi boiler and it has started only providing intermittent hot water. This makes i... [Read more]

How can I change my DHW heat exchanger on my Aplha 240ECO?

Could you please assist me in the correctmethod of changing my DHW heat exchanger on my Aplha 240 ECO combinat... [Read more]

1

while running hot water boiler runs hot & cold for the duration tap is on?

tested gas supply 21 mb flow rate 12 ltr removed heat exchanger dhw clear changed both ch &dhw sensors checked... [Read more]

3

Vokera Linea 24 hot water temperature anybody?

Need some advice on our vokera linea24. Had a proper look in manual,but can't find all answers.We have a prett... [Read more]

2

How can I fix my Chaffoteaux Britony boiler SE 80?

The hot water, whether the heating is on or off, fluctuates between hot and cold in a 30 odd second cycle. The... [Read more]

1

Combi boiler losing pressure?

I have a Vokera Syntesi e boiler it keeps losing pressure but there are no leaks. When on DHW only setting tem... [Read more]

2

Leak from a vaillant VCWGB221H combi bioler?

I have a leak from LH side of the boiler near the d h w. heat exchanger i think, it is plastic black 3 tubed c... [Read more]

1

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]

3

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]

1

How can I fix my Halstead Ace High combi?

I have adequate CH but the DHW is not hot enough. (Luke warm is an exageration!) The lower heat exchanger ha... [Read more]

1

Vaillant Turbomax Plus 824E?

Hi there, have the above boiler and over the past few months the hot water has been reduced so that now there... [Read more]

1

DHW problem Vaillant Turbomax Plus 828E?

If I open the cold water supply valve to the boiler fully, when drawing hot water the temp. rises to approx 83... [Read more]