How to mend ... Boiler Flow Ideas

Intermittent oil flow causing lock out?

20/25 Worcester Bosch boiler 15 yrs old regularly serviced went on lock out last week, worked fine till then. ... [Read more]

Vaillant igniting issue ( domestic ) not CH?

Hello to everyone, I have a Vaillant sine 18 T-3 combi boiler that was installed in 1985. Have had parts repl... [Read more]

glowworm betacom 30c HW wont stay on?

When hot tap is turned on water heats up with a good flow , but after 30 to 40 secs gas goes out and after a s... [Read more]

Lock out on worcester heatslave 20/25?

My boiler has locked out, The water pressure was a bit low so I have topped it up, tried to reset but no joy. ... [Read more]

FF 14 extra fast combi boiler?

My extrafast 96 will deliver DHW on a moderate flow but cuts out after few seconds on full flow from a single ... [Read more]

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]

RDB Burners not firing, no oil flow?

Hello, I have warmflow boiler working with RDB burners, approx 9 years old. Stopped working a few weeks ago, ... [Read more]

Arriston combi boiler hot water scalding temp light comes on?

high temp light comes on, boiler cuts out, click reset button works fine.. then cuts out few mins later. bar p... [Read more]

glow work swiftflow 75/80/100?

I have no hot water or CH. Problem started after removing a radiator to decorate a spare room. Low pressure li... [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]

baxi 105e hot water not 100%?

Boiler works ok on ch. When on hw only temp depends on flow rate and although ch is off the radiator in bathro... [Read more]

Viessmann Vitodens 100 30kw combi?

Help/advice greatly appreciated. The boiler is heating water on demand but not heating rads. I’ve tried rese... [Read more]

Ariston SX20 mffice hot water ok but no CH?

My eurocombi operates in hot water mode ok. When you switch on the heating the fan runs but the boiler does n... [Read more]

Central Heating works but no hot water? Worcester 28i RSF?

Hi I hope someone can help. I have a Worcester 28i RSF Combi boiler that i have a problem with. A few we... [Read more]

Glow worm betacom 24c, hot water not working?

My betacom 24, is working perfectly on heating, but when I open a hot tap, the burners fully light for about 1... [Read more]

Ferroli Modena 102 luke warm hot water?

Any help have Modena 102 sometimes when 1st time calling CH the gas flame is very low if flame doesn't spread ... [Read more]

baxi bahama 100 poss air in system?

have just replaced the flow switches again and boiler seems to work okay, but when one of cold taps on sinks a... [Read more]

halstead ace he 30 dhw problem?

Hi All, I wonder if there is someone out there who can help with a very strange fault on a Halstead Ace HE... [Read more]

halstead ace high boiler?

Hi after reading some of the posts on this website which were having the same problem as me (boiler playing up... [Read more]

How can I fix my mega flow HW/CH pressure problem?

The pressure gauge keeps dropping rapidly to zero and the boiler turns itself off. I have topped up the press... [Read more]