How to mend Dhw Combi Boiler

1

Why does my boiler go g-g-donk and then lock out?

My Chaffoteaux & Maury Britony combi has an intermittent problem. About a minute after turning hot water off, ... [Read more]

1

baix combi?

in ch and dhw mode; boiler star, pump start working, but when boiler demand for fan to ingage, fan doesn't 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]

2

Air pressure switch?

air pressure switch problem i think but any advise would be greatful. When both air tube (red/white) are conne... [Read more]

2

vokera 80 e combi boiler no hot water?

You have told me that the problem could a faulty flow valve. I have just had the dhw microswitch replaced, is... [Read more]

1

how can i increase the pressure on my dhw from combi boiler?

Hi I live in a masonette on the upper floor. The council made us change our boiler to a combi one. But since w... [Read more]

2

No Hot Water from Worcester 28CDi Combi?

I do not get any hot water when I open the hot water tap. The boiler is Worcester 28CDi Combi. The only way to... [Read more]

1

baxi combi instant 105 HE?

the boiler doesn't light on DHW unless I put both kitchen and bathroom taps on at the same time. Would it be a... [Read more]

1

No DHW on a Alpha Ocean 240 Eco?

My Ocean Alpha 240 eco combi boiler struggles to produce any DHW. You can only turn a bath tap 1/4 to half tur... [Read more]

1

No DHW from Alpha 240E?

I have an Alpha 240E Combi boiler which works great when central heating is on but DHW does not get hot when c... [Read more]

7

How can I have low N Gas pressure?

Hi All The corgi installer tells me that my new condensing combi boiler has very low DHW temp because the bur... [Read more]

1

How can i fix my Halstead Ace Combi Boiler?

Domestic Hot water keeps locking out after 10 minutes. Checked all thermo's, cleaned the DHW and still nothin... [Read more]

1

no hot water jaguar combi boiler?

2 year old jaguar boiler nothing but problems with it ,ive got no manual with it and suddenly the hot DHW is n... [Read more]

1

vaillant combi?

dhw is ok ch fires up for few seconds then goes off and continues this cycle on ch. only water in boiler is ge... [Read more]

2

Faulty baxi 105e combi boiler?

No problem with either DHW or CH starting but it gets to desired temp then flame goes out and the temp leds so... [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

potterton combi 80 pump stops when hot?

my boiler runs ok for DHW had new divertor valve last year and flushed. CH starts runs for 20 mins, rads get h... [Read more]

1

How can I fix my Ferroli Modena 102 Combi?

The boiler fires on both CH and DHW FOR 10 to 15 seconds and switches off, it keeps doing this. It seems worse... [Read more]

1

No hot water with Biasi 28 combi boiler?

Can anyone help. I have a Biasi boiler which had a knocking noise when it first started from cold. I added a ... [Read more]

1

Diverter valve problem?

I've an ICON T combi boiler - no further ID, sorry. Gets CH but no DHW. Help from another forum suggests Diver... [Read more]