How to mend ... Faulty Combi Boiler

Boiler fires when it shouldn't?

Got a Performa 28 combi. I've noticed that sometimes when no heat or hot water are called, the boiler fires up... [Read more]

Can I Fix?

I have a ferroli optima 700 combi boiler. I get hot water while the heating is on, but only get intermittant h... [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]

Brotony Combi SE, flashing 60 light?

According to the 'helpful' manual, it says the 'ionisation circuit board is faulty' So, which ones that. We... [Read more]

COMBI 105E BOILER PRESSURE TO HIGH?

Hi, I have a COMBI 105E,the boiler pressure is to high, the relief valve is blowing off continuosly, the fille... [Read more]

Pressure rising each time boiler used?

Have Glow-worm Combi 30ci plus. Had the (cracked) expansion vessel replaced after leaking. Boiler pressure now... [Read more]

ravenheat CSI 85A combi boiler. flame blowing out soon after ignition?

boiler is 2 years old. it starts normaly (fan starts, ignition clicks, pilot comes on then main burner ignigh... [Read more]

Faulty Ideal Classic NF80 Combi Boiler?

Hi, our boiler will not work properly. When it is switched for hot water only it fires even if the water is no... [Read more]

locate faulty component?

When hot water is drawn, the boiler makes a standard hum then you can hear the burners cutting in and water fl... [Read more]

worcester bosch 230 combi rsf?

worcester bosch 230 combi rsf Hi I have a worcester bosch 230 combi rsf and believe the Diverter valve is f... [Read more]

worcester bosch 230 combi rsf Diverter valve?

Hi I have a worcester bosch 230 combi rsf and believe the Diverter valve is faulty. I have central heating whi... [Read more]

Worcester 240 - WAter coming out too hot - causing overheat saftefy cutoff?

Worcester 240 Combi RSF. The Tempereature knob in the front doesnt seem to make any difference, as the wate... [Read more]

how can i fix my worcester bosch combi boiler 280 RSF?

When i turn on the hot tap i only get teppid water not hot.this is worse with the shower,if i run the cold tap... [Read more]

Which Combi boiler?

I am currently in the market for a new Combi Boiler to replace my constantly faulty Ferroli Modena 80E and i a... [Read more]

my baxi combi boiler will not light?

my boiler has a warning light on which states that pilot light is in op.trying to reset does not help.manual s... [Read more]

Potterton Performa 24 combi boiler on off cycling problem?

My Potterton Performa 24 combi boiler ignites correctly but only stays on for a minute initially then switches... [Read more]

Ferroli Optima 901 -occasional Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing occasional problems with no ho... [Read more]

Glow Worm Combi Boiler - Repair man required?

I remember seeing on this discussion page the phone number of a company who would attend to faulty boilers for... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]