How to mend ... Hour Heating Boiler

How can I get rid of trapped air in central heating system?

After replacing the small rubber seal on the shaft of the hydraulic actuator in my BIASI 24S Combi boiler, the... [Read more]

vailant 824 combi?

i keep loosing pressure ,the filling loop is not passing as i have just checked. the higher the the heating te... [Read more]

low pressure. Worcester 350?

the pressure dropped to zero < no pressure> I have filled the boiler with water on several ocassions .The gaug... [Read more]

Worcester Bosh 24SI II?

When boiler initially switched on it ignites and the heating and hot water works. After about 5 minutes (has ... [Read more]

Worcester combi greenstar intermittently not starting up/EA error code?

We have a 3yr old Worcester Greenstar combi boiler that is playing up. It has been intermittently not firing ... [Read more]

water boiling into expansion tank?

Hi, when the radiators have been heating up for about half an hour, we hear water boiling which then discharge... [Read more]

How can I fix my Vaillant Turbomax Plus combi boiler?

Have recently drained and refilled system. Turned boiler on and after an hour or so pressure was around 2 bar,... [Read more]

worcester greenstar he boiler?

why, when I switch all the radiators, underfloor heating and hot water off at the control unit, does my boiler... [Read more]

my boiler is over heating even when its just the water that's on?

I busted my heating for an hour last night.. it worked ok then again later on but this time the boiler over he... [Read more]

air trapped in worcester bosch 40 cdi ?

My worcester Bosch 40 CDI goes down nearly every time I manually switch it to radiator mode. It may run fine ... [Read more]

boiler pressure drops to nil after use!!!?

i can use the hot water all day long and pressure stays same... i put central heating on and it works perfect,... [Read more]

how do you fix sabre combi boiler?

Green light flashes every few seconds, thermister replaced,heating and hot water worked for about an hour,then... [Read more]

how do you fix sabre combi boiler?

Green light flashes every few seconds, thermister replaced,heating and hot water worked for about an hour,then... [Read more]

How can i fix my Ravenheat CSI 85 AAA (T) 780 series?

can anyone help me please? my ravenheat CSI 85 AAA (T) boiler works absolutely fine in winter mode but when i ... [Read more]

Worcester 28i Junior Combi... Hot water but NO Heating ???

Hi everyone, We have a Worcester 28i Junior Combi which developed a fault this week. We have hot water fine b... [Read more]

Vokera Linea 24 Combi Boiler - High pressure problem?

Hi, I have a problem where by the pressure on my boiler keeps hitting 3 bar & releasing all the water outsi... [Read more]

how can i fix my myson economist combi boiler?

i'm having problems with my myson economist wall mounted boiler. when set to auto,the central heating turns o... [Read more]

camary combi 5 boiler?

I put the heating on & with in an hour it goes off on lock out,it will restart when cooled down. Its ok with t... [Read more]

why is red light coming on?

Any ideas why my red light on my vokera 24 compact keeps coming on heating is only running for ten min when tu... [Read more]

Ariston boiler clock running slow?

The mechanical clock on my Ariston microgenius heating boiler is running slow. It losses an hour every day. Ho... [Read more]