How to mend ... Hot Heating Demand

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]

Ideal isar combi stuck in DHW, won't fire?

Hello Does anyone know much about Ideals? Mine is stuck in dhw, it isn't firing (no fan no pump either).... [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]

Losing pressure in a Chaffoteaux Britony Combi SE 80?

My Britony Combi SE 80 keeps losing pressure, when I boost it with the filling loop its ok for a short while b... [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]

glow worm 100e - goes to lock out even though no demand?

What can cause this? The system shuts down nicely at 11pm as per the timer. We go to bed. No one runs a hot... [Read more]

Caravan Hot Water won't work?

I have bought a second hand caravan with a primus 2470 heating and water system. Apparently the man |I bought... [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]