How to mend ... Water Valve Boiler

how do I change the diverter valve on my worcester 20 / 25 combi boiler?

The diverter valve on my worcester heatslave 20/25 combi boiler is stuck in the hot water position. how do I r... [Read more]

I have a leak coming from the diverter valve on my worcester bosch 28CDi ?

I have a leak coming from the diverter valve on my worcester bosch 28CDi combi boiler. I have to re-pressurise... [Read more]

Pressure too high Baxi combi instant 105e?

I noticed that my boiler was making strange noises, and so when I saw the pressure had dropped to zero I then ... [Read more]

header tank getting hot?

Have been asked to look at my friends boiler for her, the water in the header tank in the loft is getting hot ... [Read more]

heating not coming on feroli f24?

the boiler works fine on the hot water side but when i turn the temp control up for the heating to come on not... [Read more]

Central Heating Not Firing Up?

My Ravenheat Combi Boiler is not firing up on the CH - the hot water works fine. I have checked the room stat ... [Read more]

heating probs?

I have a Chafetaux Britony combi boiler that works fine when you need hot water. The problem sarts when you sw... [Read more]

Filling loop on Isar HE30 boiler?

The pressure has fallen on my boiler to around 0.5- as yet no problems with hot water or heating but would lik... [Read more]

old baxi rs, need to know how to refil system with water?

i have an old rs boiler which runs fine, the other day we had a leak from the kitchen radiator ,so the wife tu... [Read more]

ravenheat rsf100et no hot water or heat?

i came to fault find on this boiler, pump runs, fan runs, pressure switch ok boiler lights on pilot light and ... [Read more]

No Hot Water At All?

Hi, I am having problems with my hot water - both central heating and hot water from the taps. The water from ... [Read more]

No hot water & central heating - Sime Super 90 combi boiler?

Combination boiler is 9 years old, no hot water or central heating. When hot tap turned on switch clicks but p... [Read more]

ravenheat rsf100e no heating or hot water?

called to this boiler and found that it will go thro its start up procedure up to the point of pilot ignition ... [Read more]

thorn olympic 20/35b?

is there a 3way valve on the system, if so were? i have heating but hot water only along the pipe from the boi... [Read more]

Can someone help with a boiler pressure problem?

We have a baxi dou tec combi 28 HE boiler that is less then 2 years old. Last week we had to have the divert... [Read more]

Vokera boiler works in heating mode but not Hot water only mode?

I have a problem with my boiler it is a Vokera 20-80 RS flowmatic. The flowswitch tries to move but does not o... [Read more]

Halstead Boiler ?

Halstead Finest Gold boiler pressure relief valve is letting water past so pressure gauge goes down to zero. ... [Read more]

When boiiler is heating hot water, heating comes on too?

Hi, I have an Ariston presurised system and when the temperature in the hot water tank drops the boiler switch... [Read more]

overflow loft tank?

Hi my loft tank keeps filling up, i replace the ball valve and that working fine but it still fills up slowly.... [Read more]

leaking pressure valve on my potterton combi boiler?

my pressure valve is really leaking on my potterton combi boiler.water pressure was 2.5.my husband drained som... [Read more]