How to mend ... Diverter Boiler Water Heating

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]

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]

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]

How do I fix hot water on the vaillant combi boiler?

the central heating is running well but the hot water has stopped. I was told to change the diverter valve. Wo... [Read more]

hot water problem with worcester 24cdi?

Hi I have had the same problem, i could only get hot water when the heating was on, we called a plumber who... [Read more]

vaillant turbomax F23 error keeps coming up when I turn on the central heat?

Th heat exchanger and the diverter valve were changed on my boiler as the hot water and the central heating ke... [Read more]

how do you change a diverter valve?

i have a Chaffoteux combi boiler and the hot water comes out tepid when it is just the hot water working. When... [Read more]

Heating but no hot water on Heatline Compact?

Heating is fine, but when a hot tap is turned on there is nothing, no attempt to fire up and a whining noise f... [Read more]

How can I repair my Worcester Bosch central heating Combi boiler HF 400?

My Worcester bosch HF400 Combi boiler works with Domestic hot water but when central heating is selected there... [Read more]

Ariston Euro Combi - Hot Water problem?

Euro Combi SX 20 MFFICE (GC No: 4711602) A few weeks agao, I had a problem with my heating - cured by chang... [Read more]

worcester 240 no hot water?

I have hot water when heating is on but not if its off.Had the diaphram changed in the diverter valve and the ... [Read more]