How to mend ... Boiler Going Year Combi

My 350 combi will only issue hot water if the CH system is on?

My 15 year old 350 combi has developed a fault in that if the CH is off and you turn a hot tap on, HW comes ou... [Read more]

Boiler and Hot water not working properly-easy fix?

Hi, My oil-filled heating system isn't working. I have an external Grant combi-boiler, and suddenly, 3 days b... [Read more]

Potterton puma 100 trips electric?

My 10 year old potterton puma 100 combi boiler will not work, no hot water, no heating (its b????? cold), repl... [Read more]

Combi Quattro - Q5383 9425?

Hello, I don't know if anyone can help- but I don't know what to do. Figured it's worth checking out, if ... [Read more]

How can I fix my Ravenheat RSF820/20 T combi boiler?

I have a Ravenheat RST82/20 T Combi boiler, my radiators were not warming up so on inspection I can see the pi... [Read more]

how can i fix my 8yr old combi boiler?

my 8 year old combi boiler comes on to heating or hot water for about 20secs then goes out and wont come back ... [Read more]

Central Heating?

I had a new combi boiler and 4 radiators fitted in January this year. 2 of the radiators have always worked. 2... [Read more]

noise from boiler when toilet is flushed?

I have a 12 year old worcester 240 combi boiler and when I flush the bathroom tiolet there is a sometimes loud... [Read more]

how do I increase the pressure on worcester bosch highflow 400 combi boiler?

I have a worcester bosch highflow 400 combi boiler, about 14 years old. The hot water cuts in and out when the... [Read more]

Baxi Combi 133 HE Plus problems?

My girlfriend has one of these boilers which is 2-3 years old in a new build property. The timer unit on the ... [Read more]

what is wrong with my combi ?

HI, i have a potterton puma 100 combi, about 12 year old and when i switch the central heating on,after approx... [Read more]

Vaillant TurboMax Plus 828e ?

Since I started to use my heating this year I am having problems with my hot water. The combi boiler has worke... [Read more]

Any ideas what my problem is???

I have a 10 year old Ravenheat combi boiler (not sure of model, but will add when i get home later). It will o... [Read more]

Combi stops firing for hot water when cold tap turned on?

Hi I have a Worcester Bosch Thermotechnik combi - on the boiler casing is a Bosch-stamped cert saying it is... [Read more]

Vaillant combi boiler over pressuring?

My 20 year old Vaillant combi boiler is over pressuring when heating is on

HELP!!!! Biasi Combi M90 24S No Pressure?

I have been in my house for a year. During that time I have had no problems with the boiler which is a combi f... [Read more]

vaillent Combi Boiler?

Hi, I have the usual system needs repressurising every year, but now I have an 'over pressure', where my pres... [Read more]

baxi 80eco combi boiler?

I have a 2 year old baxi 80eco boiler the fault with it is that the heating stays on all the time,even if the ... [Read more]

Problems with Ravenheat Combi RSF Fanned?

Boiler has no markings on, but have manual that says... Fanned Combi RSF 84E - RSF 100E RSF 84ET - RSF ... [Read more]

My (9 year old) Vaillant combi boiler has just stopped producing hot water?

My boiler has just stopped producing hot water. The heating still works, but the hot water will not kick in. A... [Read more]