How to mend ... Boiler Demand Hot

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]

potterton 100l lockout?

boiler fires with no demand gets hot trips few mins later fires again and so on cycle repeats

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 get hot water from my potterton lynx EP 4000?

I cannot get hot water from my potterton boiler, the gas supply is ok and when I turn the hot water tabs on th... [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]

Intermittent hot water problem?

I have a Vokera Maxin 28e combi boiler and it has started only providing intermittent hot water. This makes i... [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]

combi boiler?

my halstead quattro gold boiler. is only sometimes sending hot water out. the flame doesnt seem to go higher o... [Read more]

Heat on demand boiler + tank steup?

Is there an off the shelf component that will let me sense when a ground level hot water tank is full (supplie... [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]

you may need to do drawings before you answer this one ?

This one will put you to the test…….. I have came across an situation in a pub/restaurant where I have a ... [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]