How to mend Boiler Dhw Flow

1

Halstead High Ace - DHW not turning off?

After turning off the DHW tap, my Ace High boiler stays in Hot Water mode - this also heats up the radiators. ... [Read more]

Combi Boiler CH ok but no HW?

I have an old oil-fired Firebird C20 70K combi boiler, that provides CH and DHW to my house which has a single... [Read more]

2

How can I stop my Ravenheat CSI 85B tripping out?

I had a new Ravenheat CSI 85 B T installed today. It worked for the plumbers who installed it - they left and ... [Read more]

2

brittany combi se 80 hot water fault?

guys, i have the above boiler, and before xmas had a problem where i had no hot water, i called an engineer w... [Read more]

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]

1

Ravenheat CSI 85 DHW?

I'm having problems with the DHW supply from this boiler. Water doesn't reach more than luke warm temperature.... [Read more]

britony combi DHW problem?

when I turn on a tap for hot water, my britony combi boiler ignites and the pump cuts in but after several sec... [Read more]

1

Potterton Promax 15HE Boiler -relay clicking problem?

Hi, Need some help please. A 6yr old Potterton Promax 15HE on an unvented boiler installation has suddenly st... [Read more]

Vaillaint COmbi boiler CH turns off after 1minute?

My mumz Vaillant combi boiler (18yrs old) ignites for CH demand then the flow heats up, Return remain cold...a... [Read more]

1

Water dripping from hole under DHW flow switch on Alpha boiler?

I have a Alpha CB28 Combi Boiler that has a constant drip of water from a hole that is located in the pipe dir... [Read more]

1

Halstead ace high burner problem?

I have a Halstead ace high combi boiler. I have replaced the diaphrams in the flow switch CH & DHW and removed... [Read more]

2

Why does my Aplha 280E Boiler fail to light now & again?

My Alpha 280E boiler has the following problem -9 times out of 10 it is OK. Sometimes, you switch on the combi... [Read more]

1

you may need to do drawings before you answer this one ?

This one will put you to the test…….. I have came across an situation in a pub/restaurant where I have a ... [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]

what would be causing a "pouring" sound from my ferroli modena 80e?

A few months ago the over flow on my ferroli modena 80e combi was in constant over flow and the ch pressure ga... [Read more]

2

Potterton Puma 80 - No hot water?

Potterton Puma 80 works fine with central heating, but without CH on, it does not produce hot water. At hot wa... [Read more]

1

why does my combi boiler run a full pelt?

I have an alpha 240 eco combi boiler. On Monday i came home to find the heating had stopped working. On inspec... [Read more]

1

How can I fix my Potterton Puma 100?

I have a Potterton Puma 100 which keeps closing down. I seem to cure the problem for a while but then it shut... [Read more]

1

how do I fix the leak from the back of the DHW flow valve in my alpha 280E ?

I have a dribble of water coming from the back of the DHW flow valve in my alpha 280E combi boiler. I have tak... [Read more]

1

Valiant vuw 242/1e dhw fault?

Have a client with above boiler who's dhw would only work when there was a large demand-eg tap belting out. G... [Read more]