How to mend ... Boiler Flow Hot

Saunier Duval SD623: Flame goes off and on when boiler is on high setting?

For the past few months the boiler flame goes off and then on repeatedly when boiler is on high stting (when h... [Read more]

Problem with Combi boiler and hot water surges?

We have a Worcester 28Si11 combi boiler which works fine EXCEPT THAT we get very erratic flow from the hot tap... [Read more]

Worcester 9.24 Electronic RSF D.H.W. problem?

Hi. My Combi boiler (Worcester 9.24 Electronic RSF) has developed a problem with the hot domestic hot water s... [Read more]

Hot water pressure?

I have a Vokera Excell 80 Sp combi boiler and to get hot water i need to reduce the flow rate to nearly a tric... [Read more]

Poor hot water temperature with heating on?

I have a Vaillant Turbomax combination heating boiler. When the central heating is operating & a hot tap is... [Read more]

Overheat cut out worcester 9.24 electronic boiler?

Had no central heating but hot water ok, boiler shuts down after 2 mins, found (eventualy) that the thermocoup... [Read more]

The flow rate of all my hot taps have sudenly slowed down. Wha can I do?

The flow from all the hot taps in our bungalow have suddenly slowed right down. The water is hot and the radia... [Read more]

Glowworm swift flow 100 - pilot & green light on -no CH or hot water?

I have a glow worm swift 100. When I turn the hot water or central heating on the green light turns on as it s... [Read more]

Why do the diaphragms in my Vokera XL80sp keep perishing?

Ive had the boiler for about ten years now and its been reliable apart from the main (large) diaphragm in the ... [Read more]

how can i fix my vaillant combi boiler?

hello how can i fix my vaillant combi boiler as when i put the heating on the boiler fires up straight away bu... [Read more]

No Hot Water OPTIMA 701 gas combi boiler?

I get no hot water unless I have the heating on. I have cleaned the water filter, flowmeter and flow restricto... [Read more]

Please help with a Vaillant boiler? Turbomax combi 282e?

Hi, My Vaillant turbomax 282e c/h boiler is taking it's time lighting up after you've opened the hot tap. I ha... [Read more]

Why is the hot water not working properly?

I have to put the central heating on to get hot water. Also the flow from the water is very weak. The vokera... [Read more]

how can i fix my heating system?

in an attempt to take the radiator off the wall we broke the opposite end of the thermostat valve,we turned th... [Read more]

Heatslave 15/19 boiler - keeps kicking in?

i All, We have a heatslave 15/19 which was fine until a couple of days ago. A guy came round from the water... [Read more]

Vaillant sine 18 T 3 WF H. No hot water. Low water volume from hot tap?

Hi, I have a Vaillant sine 18 T 3 WF H. and the problem is no hot water the symptoms are:- 1, low water fl... [Read more]

Draining a sealed system and adding a rad?

My daughter and family have moved in to a chalet bungalow and one upstairs bedroom lacks a radiator. My son i... [Read more]

Where do I find the flow switch on a Baxi Bahama 100 Boiler?

Can anyone tell me where the flow switch is situated in the boiler and how to change this. I have heating b... [Read more]

Help Topping Up Water Pressure on Vokera 20-80 RS Flowmatic!?

Hi there, I've been having a few problems with my boiler (Vokera 20-80 RS Flowmatic), as we are able to get... [Read more]

BAXI BAHAMA 100?

I HAVE A BAXI BAHAMA 100 COMBI BOILER, THE CENTRAL HEATING WORKS FINE, BUT THE HOT WATER IS NON EXISTANT! ... [Read more]