How to mend ... Water Heating Diverter Valve

No heating but plenty of hot water ?

Here's a strange one. Vaillant VCW 242 EH. Heating cuts out after a couple of seconds but keeps trying to hold... [Read more]

Pressure fault on Worcester 28Si II?

Hi. I'm repairing my boiler after it froze. I have the central heating working now (pump and flow sensor damag... [Read more]

boiler water loss and loud clonking?

If the heating is on or off, when you turn on the hot tap the pipes really clonk loud at the boiler end, and a... [Read more]

why wont boiler turn off?

my 831 is 5 years old its had a new pump after just over 2 years old now its had a new pressure sensor (f75) a... [Read more]

Central heating confusion?

I seem to only get hot radiators while my boiler heats my hot water but as soon as that get to temprature even... [Read more]

C&M Britony 100 hot water goes hot to cold?

Hello, My boiler has been getting progressively worse and worse and I'm literally getting just cold water o... [Read more]

ideal isar he24 hot water just warm?

I have an Ideal Isar HE24 which was in the house when we moved in, the Hot Water is not getting as hot as it u... [Read more]

My Boiler will not fire up?

My halsted finest, the central heating is very tepped not hot so I can get the flat warm up and the hot water ... [Read more]

Sime Halstead Trio Combi Boiler - No DHW flow at all?

There is no water flow at all from Hot water Taps. Plenty of pressure on cold water supply. Central Heating is... [Read more]

Baxi Combi Instant 105e hot water works but no heating?!?

Hi I have a Baxi Combi Instant 105e. The hot water preheat function works, and so does the normal hot wa... [Read more]

how can i fix my worcester 240 combi?

my worcester bosch deos not stay firing up it keep coming on & switshing off at all time it is turned on ... [Read more]

hot water luke warm when heating off?

Baxi combi 105e hot water luke warm when central heating off, also noticd when central heating off heated towe... [Read more]

how can i fix my heatline viso 24?

The hot water works fine but when it reverts back to central heating the flame only stays on for about 10 seco... [Read more]

potterton suprima 50 pcb problem?

after several years of problems,2 pcb boards,pcb repaired twice since [dry joint problems] new upgraded pcb fi... [Read more]

no hot water from the taps when central heating is running?

when i have the central heating running i cannot have hot water from the tap could it be the diverter valve at... [Read more]

i have a faulty boiler can you help?

ferroli optimax 31he. hot water ok but heating comes on and only stays on for only 8 mins. have renewed divert... [Read more]

How can I fix my boiler, Worcester,Bosch 28LE ?

cannot get any hot water and the central heating will not Work either,have checked the pressure, still w... [Read more]

domestic hot water problems baxi 105e?

when i turn on hot tap boiler fires as normal the water heats up normally but there is a squeeling noise from ... [Read more]

vokera linea combi 24?

why whan the hot water is on the heating gets hot too is it the Diverter valve thank you mick

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]