How to mend ... Boiler Switched Red

My Central Heating wont work! (Ferroli Falcon combi boiler)?

First off, we have a Ferroli Falcon combi boiler and no manual... Current pressures are 1.8 when off and 2.1 ... [Read more]

How do you increase the pressure on Potterton Puma 80 Boiler?

After bleeding my radiators as a few of them were cold at the top, the water pressure on my boiler has dropped... [Read more]

new installation. ravenheat he primary runs ok for 30 mins then when swit?

new installation. ravenheat he primary runs ok for 30 mins then when switched off for whatever reason room sta... [Read more]

no heating or hot water?

when the boiler is switched on it trys to fire but then a red light comes on with a flame next to it. i think ... [Read more]

how do I fixmy ariston d I a 20 mffi combo boiler?

we drained our central heating system today to move some old pipework. When we pressurized the system it worke... [Read more]

Vaillant GB2 EH - Got DHW but no CH and its freezin!?

Hi Guys - am in desperate need for tips on how to fix our Vaillant VCW-GB-282 EH Combi. Installed about Apr 19... [Read more]

Boiler won't ignite?

Hi I have a Worcester 24i RSF (combi natural gas) boiler, I stopped working the other day, it fails to ignite.... [Read more]

ALPHA CB 24X COMBI?

Now the heating is swithced off & the setting is for hot water only , the boiler started to turn the heating o... [Read more]

Why does the red reset button keep coming on when my boiler is turned on ?

my alpha 280e boiler fails to fire up when switched on.. the boiler has gas, water and electric supply. the ... [Read more]

how can i fix a vokera boiler?

how do I fix a pressure problem on a Vokera Compact 24 Boiler? The pressure goes to 3 bar in the red & when I ... [Read more]

Vaillant turbomax plus 824e tripping power?

hi all, apologies for the lengh of this question/summary/ i have a vaillant turbomax plus 824e. ove... [Read more]

Boiler is "on" but it doesnt start ignition.What to do?

My boiler is a worcester 24i rsf.l combi, and to turn the water or the heater on, is doesnt start the ignition... [Read more]

How do i light the pilot light on a Vaillant combi VCW Sine 18T3WFH?

Hi Have moved into a property with an old vaillant boiler which has a green button a red button and a grey ... [Read more]

Biasi 24S - erratic supply of hot water?

Every time I turn on the shower or any tap for hot water, the ignition goes on but would then switch off and t... [Read more]

potterton suprima boiler wont light?

my potterton supima will not light up it was working i switched it off now it just keeps clicking but then the... [Read more]

How to fix/diagnose problem with my Vaillant combi boiler VCW-GB 242E?

When the hot tap is run or the heating switched on, the boiler ignition continues to spark, but the boiler doe... [Read more]

My Valiant boiler pilot light won't light?

On my Combi boiler the pilot light automatically lights when the hot water tap is on or the heating is switche... [Read more]

baxi bahama 100 combi knackered again-advice requested?

After several flow switches and a new PCB over the years my Baxi boiler has developed another fault. I am assu... [Read more]

potterton netaheat 10-16 heating works but hot water doesn't?

Hi The hot water has stopped working on our our Potterton Netaheat 10-16. The central heating still works f... [Read more]

PCB for worcester 35cdi mk2 rsf boiler?

Following the fault dianostics, given a fast flashing red lamp, on J flowchart in the owners manua (The fan no... [Read more]