How to mend ... Boiler Demand Heating Hot

Worcester 24i RSF Junior - Water Flow Switch Melted!!?

Hi, had a few probs recently wi boiler, new Gas Valve & new PCB within last 2 months seemed to have sorted it.... [Read more]

Worcester Bosch 240 RSF not firing?

Worcester Bosch 240RSF combi boiler. Soft water, high mains pressure. Here's the problem: I had replaced th... [Read more]

worcester 350 combi boiler keeps tripping RCCB?

As soon as demand for either hot water or central heating is called for the RCCB in my consumer unit trips.Any... [Read more]

The heating on my Worcester 280 boiler has stopped working?

The hot water heating works on demand but the heating doesn't. The LCD display isn't working. This hasn't been... [Read more]

Valiant VCW GB221H does not fire on demand?

I have a combiboiler of the above model. It has been shut down for the past 12 months or so. I have flushed th... [Read more]

Vaillant VCW GB 242 E :- Failure to iginite when central heating demanded?

My Vaillant VCW GB 242 E Combi Compact Wall Mounted Boiler is failing to ignite when the central heating is sw... [Read more]

Vokera boiler always at 55-60degC?

Although it is summer and all settings are down at lowest mark the and no radiators are hot and on/no taps run... [Read more]

how can i repair my worcester 26cdi combi boiler?

the hot water and central heating are overheating and shutting the boiler down. when iether are called for on ... [Read more]

how can i fix my worcester 24cdi combi?

problem is no hot water from taps although my central heating works fine rads come on on all settings and boil... [Read more]

Ideal evo he c22/24 no hot water?

When I turn the hot tap on there is no hot water but the heating comes on , even with no demand for heating . ... [Read more]

Worcester bosch highflow 400 combi boiler NOT working?

There is no water or heating in my flat.....the black arrow on the pressure gauge is at around 1.5....( it was... [Read more]

IDEAL ICOS HE24 BOILER IGNITION BANG?

Our HE24 Ideal condesating gas boiler is now 4 years old and has started to have a loud ignition bang when the... [Read more]

How can I fix my Worcester Bosch Combi boiler?

I have a 28cdi and when you run the hot tap the water gets hotter and hotter until the pilot cuts out. After a... [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]

Potterton Suprima 30 cutting out- green flashing light?

Hi, I hope you can help. I've just had a new PCB fitted and now when the demand is on for either the hot water... [Read more]

Worcester Bosch 240 rsf demand ignite not working?

Hi I have a 240 RSF that has suffered previously from a leaking PRV, so I am familiar with represurising, ble... [Read more]

How can I fix my Puma 100e combi boiler from constantly turning on and off?

I have monitored the running of the boiler for over 30 minutes and it fires up and stays on for 30 seconds the... [Read more]

valliant ecomax 835 e ?

boiler works bakwards heating only works when hot water demand and hot water when heating demand replaced dive... [Read more]

Advice on possible reasons for Combi Boiler problem?

I have a Worcester Bosch 28si Junior Combi Boiler, (3 years old). No problems until very recently when having ... [Read more]

Worcester GreenStarHE Combi Boiler: No Hot Water from Taps?

We have a Worcester GreenStarHE Combi Boiler (4 years old). Today, out of the blue, hot water no longer comes ... [Read more]