How to mend ... Heating Boiler Running

Pressure rising in central heating system?

I have a Ferroli combi boiler which has worked fine for the last 8 years. However it has recently begun to giv... [Read more]

how can i fix my worcester combi 350 boiler?

When heating is running, its ok radiators stay hot. When heating is off, pressure drops to zero. seems to happ... [Read more]

vokera linea 28?

pressure keeps dropping when central heating is on. Drips come out of drain off outside. Pressure goes sky hig... [Read more]

Potterton 80e Combi heating system on/off?

My boiler keeps coming on & going off , flame light is coming on and boiler runs for approx 30 seconds then go... [Read more]

how can i fix my vaillant turbo max 282?

i have a vailant vuw282 turbo max the heating system works fine, but the running water isnt getting up to temp... [Read more]

hi,have a worcester 24i boiler,10 years old?

when central heating running shower goes up and down in heat every few minutes.shower is mixer off hot/cold pi... [Read more]

No Hot Water?

The hot water on my boiler goes cold if I am running the water continuously for around 5 minutes with the heat... [Read more]

Baxi 105E Combi boiler?

We have a Baxi 105E Combi boiler - only around 2 years old. The hot water will not reach temp and stays luke w... [Read more]

Vaillant boiler safety switch pops out after about an hour?

I have vaillant boiler model VCW-sine 18 T3w FD H. problem: after running for about one hour it cuts off ... [Read more]

Overheat cut out worcester 9.24 electronic boiler?

Had no central heating but hot water ok, boiler shuts down after 2 mins, found (eventualy) that the thermocoup... [Read more]

Still no heat but how water is fine - worcester 24i junior rsf combiboiler?

Hello - It's regarding the boiler mentioned above. I am getting hot water easily enough but no central heating... [Read more]

domestic water safety valve leaking on Glow-worm 30 ci plus?

Water leaks out of the 10 bar domestic safety valve on my boiler when it has been on for a while, its running ... [Read more]

24i Worcester RSF Combi - hot water but no heat!?

Hello - It's regarding the boiler mentioned above. I am getting hot water easily enough but no central heating... [Read more]

Puma 80e downstairs radiators cold upstairs very warm?

Hi i have a Potterton Puma 80e combi boiler. With the central heating on the upstairs radiators are getting ve... [Read more]

alpha 240 E combi boiler?

Hi, I have an alpha 240 boiler, that won't fire up ! the central heating pump is running, boiler calling for h... [Read more]

any ideas on a ravenheat 820/20 combi boiler?

The boiler shuts off about 5 minutes after running a bath,when the hot water tap is opened afterwards the wate... [Read more]

vaillant 242 boiler,no hot water,no indicator light,please advise???

hi,i am looking for some help i have a vaillant 242 boiler and the hot water as been going off for days at a t... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

Vaillant VCW sine18 T3 WFH-hot water supply problem?

My boiler will not provide hot water at the tap unless it is running in heating mode when the tap is opened (p... [Read more]

slant fin boiler?

i have an old slant fin boiler that heats both hot water for regular use and heating .the heating sides zone v... [Read more]