How to mend ... Diverter Valve Boiler

my ariston microgenus combi when i use the shower will fire up but no hot w?

is the problem the diverter valve if the boiler fires up for hot water but doesn't heat the water.this happens... [Read more]

Why does my Bosch Worcester 24 CDi keep repressurising itself?

My bolier keeps repressurising itself slowly through use. I can't use my central heating as the PRV has broke ... [Read more]

Vaillant TurboMAX Plus 824e -No Central Heating. DV ok?

Boiler appears to function normally with plenty of hot water, no fault codes, pressure 1.8bar but I cannot get... [Read more]

worseter bosch 15/19 heat slave diverter valve stuck?

can any one tell me the location of the diverter valve on the above combie boiler

glow worm compact 80e?

got the above boiler which works fine on heating i.e diverter valve switches over, fan and pump starts, fires ... [Read more]

hot water but no central heating on cb28 alpha combi?

checked micro switch and removed and cleaned diverter value, boiler runs on heat and water.and stops on boiler... [Read more]

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]

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]

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]

How to fix diverter valve in Potterton Performa 24 Combi boiler?

I have a faulty diverter valve in Potterton Performa 24 combi boiler. Can anyone guide how to repair or refurb... [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 sime problem ?

my halstead sime boiler wont heat the hot water but the central heating is red hot we had this problem before ... [Read more]

Worcester Bosch 230 boiler-rads on every time hot water run-heating is off?

We have just had a plumber fit a new diverter valve on our Worcester Bosch 230 boiler. (230 quid) But the ret... [Read more]

heatline combi pilot light fault?

My heatline combi boiler has developed a fault, I have recently fitted a new bathroom which has involved drain... [Read more]

How can I correct my Potterton 24ihe boiler diverter valve problem?

Having paid for an engineer to view the boiler, he has diagnosed the diverter valve as faulty and letting heat... [Read more]

Heating comes on when hot water tap is running?

The problem with my Halstead Ace boiler is that when i run any hot water tap the heating circuit is also getti... [Read more]