How to mend ... Boiler Heating Demand

Baxi 105e?

I have a Baxi 105e boiler, it has started to heat the radiators when the hot water tap is run. I've replaced t... [Read more]

Glowworm cx30i gas boiler?

My boiler comes on intermittently when the thermostat is turned down below zero degrees. It is all running fi... [Read more]

Remaha boiler runs spuriously?

Remaha Avanta boiler runs for about one minute even though no hot water is being run and no demand for central... [Read more]

Sabre HE 3 second blinking green then flashing red when on?

Hello. My Sabre HE stopped working this morning after working fine. I have done lots of searches and tried t... [Read more]

Intermittent boilet fails to fire on heating?

I have a 5 year old Glow-worm CX35i controlled by Drayton Digistat SCR and analogue timer (on the panel). The... [Read more]

boiler leaking?

Why is my boiler leaking water through pressure relief valve when I demand heating

My Vaillant VCW GB 280 H combi-boiler, pump keeps running ?

The pump on my Vaillant some times keeps running after the heating and hot water demand have switched off? Th... [Read more]

Grundfos Pump Plan wiring Centre part 96437234?

Grundfos pump Plan wiring centre fault boiler on constant demand. Heating Engineer informs me that it is a fau... [Read more]

Boiler Vaillant 824e turbomax ?

central heating has stopped working. it was connected with wireless thermostat, intially i thought something i... [Read more]

Potterton perfoma 30HE?

Had new heat exchanger put in. When CH is switched on the boiler runs for a minute and cuts out, goes into mod... [Read more]

Halstead Ace Boiler, Power Light Flashing?

I have a halstead ace Boiler, When i demand hot water or heating i can hear the boiler fire up, then it stops ... [Read more]

no hot water on demand worcester 24 cdi?

Hi when the hot water tap is turned on the boiler dosnt fire and the red light dosnt come on.. however when th... [Read more]

vaillant VUW 242e locked out?

as soon as boiler is switched on it goes to lock out immediately, pump runs, green light on, orange heating de... [Read more]

Worcester combi greenstar intermittently not starting up/EA error code?

We have a 3yr old Worcester Greenstar combi boiler that is playing up. It has been intermittently not firing ... [Read more]

Vaillant Ecotec plus 824 with no central heating?

Please help!! We've been in this house for almost a year - so I'm not sure when the boiler was installed bu... [Read more]

baxi Solo keeps turning on without demand?

My Baxi Solo boiler has just started to turn on even without demand, i just upped the thermostat as the house ... [Read more]

Protherm 100ec Boiler won't light?

When I turn boiler on and demand either water or heating boiler doesn't light, clicking sound can be heard but... [Read more]

Baxi platinum 33he vibrating banging noise?

Hi, I have a Baxi Platinum 33he The boiler has been installed now for 3 yrs just recently I had the fillin... [Read more]