How to mend ... Best Boiler Combi

How to fix/diagnose problem with my Vaillant combi boiler VCW-GB 242E?

When the hot tap is run or the heating switched on, the boiler ignition continues to spark, but the boiler doe... [Read more]

Wiring instructions for Vaillant VCW T3W combi boiler?

Does anybody have wiring instructions or know where I can get them for a Vaillant combi heater VCW T3W? Thanks

combi boiler wont kick in?

i have a glowworm swift flow boiler pilot comes on and stays on then when i go to turn on hot water tap or he... [Read more]

Potterton combi 80?

I have a pottrton combi 80 boiler. The hot water is fine. The central heating will fire up but after a coupl... [Read more]

radiator has stoped. working?

My heating system is powered by a worcester 28i combie boiler. One of the radiators has stoped working.Pressu... [Read more]

How can I reduce pressure in my Worcester 350 combi?

How can I reduce pressure in my Worcester 350 combi? My 13-year old boiler crashed and I used the manual tap t... [Read more]

how can i fix my ferroli combi boiler. optima 901?

woke up this morning to no hot water or heating, Piolet light on pressure ok. any ideas please.

Low pressure on Baxi Combi 30 HE???

I have bled all my radiators in the house today and most of them were letting out lots of air. My boiler is n... [Read more]

What is the matter with my Potterton Puma 80 Combi Boiler system?

I've Recently moved into my new flat and have been unable to get the boiler system to function properly. I am... [Read more]

How to cure low pressure on a Bosch 24i combi?

I have a Worcestor Bosch 24i which constantly loses system pressure. There are no leaks & the PRV isn't passin... [Read more]

boiler drain?

i need to drain my combi boiler where is the drain valve is it on the boiler or is it a drain valve on the ra... [Read more]

Help!! Big problem with my Ariston Euro Combi?

Hi I recentley reparied i leak to my central heating system and after i had drained it down, repaired the ... [Read more]

enheatrsf 820/20 boiler keeps turning its self on and off via the tim?

my ravenheat 820/20 combi boiler keeps turninig its self on & off via the timer unit . what would cause this... [Read more]

hot water problem?

why do i only get hot water from my vailiant combi boiler when the central heting is switched on. otherwise on... [Read more]

baxi maxflo combi fs?

my boiler does not give central heating, only hot water it does not seem to be turning to heating and water, a... [Read more]

prisma combi?

i put a question in recently asking do i drain the system until i have no pressure showing on the clock gauge ... [Read more]

how can i increase pressure and stop leak on my baxi combi boiler?

i have hot water and hot radiators but hot water takes time to heat up and radiators not hot enough especially... [Read more]

My vokera 80 sp combi has no hot water but heating is ok?

when i turn a hot tap on the burner lights as if it is heating the water but there is no hot water at the tap.... [Read more]

Radiator problems?

Hi all, i have a valliant combi boiler no mod number the central heating system running my radiators, the wat... [Read more]

gas central heating, 2 radiators cold, any ideas?

The combi - boiler seems fine, 4 radiators working fine, hot water also fine. 2 radiators stubbornly stone co... [Read more]