How to mend Combi-boiler Heating Fault

31

worcester bosch 28i rsf is not igniting?

combi boiler worcester bosch 28i rsf will not ignite when the heating is turned on or when hot water is requir... [Read more]

4

pressure gauge zero on saunia duval combi boiler?

recently I've been getting no hot water or central heating from my saunier duval combi boiler and the pressure... [Read more]

1

Biasi boiler M90f.28s, thatwon't fire up!?

my combi boiler will give me dhw okish but the water temp knob and therefore the volume of gas to the jets r... [Read more]

51

Ravenheat CSI 85AT boiler tripping problem?

Ravenheat condensing combi boiler CSI 85AT fault? My 1.5 year old boiler has developed a random & intermitt... [Read more]

4

Ravenheat condensing combi boiler CSI 85AT fault?

My 1.5 year old boiler has developed a random & intermittent tripping fault, in both modes of heating (i.e. CH... [Read more]

7

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]

4

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]

2

Fault with Ravenheat Combi boiler (heating goes off)?

I have a Ravenheat Combi boiler which provides hot water ok. However, when the central heating is switched on,... [Read more]

1

I have a fault with my baxi 105e combi boiler?

The boiler fires up with both hot water & central heating. Once it gets to a certain temperature it shuts off ... [Read more]

2

Radiators heating up when hot water on?

My radiators keep heating up when i run the hot water on my combi boiler, i have changed the diverter valve bu... [Read more]

4

Fault with 3way diverter f valve on ravenheat combi boiler?

After changing the diaphram and seals on my diverter valve, the central heating is coming on when switched on ... [Read more]

1

how can i fix a vailliant combi boiler with fault F.28?

I have no heating at all from the above boiler there is no visible sign of model on boiler but the boiler is o... [Read more]

2

Intermittent hot water one SIME combi boiler?

I have a sime combi boiler, sorry, I dont know where to find the model number, but the heating (radiators) are... [Read more]

1

Baxi 80e Combi boiler fails to ignite. Fan + Pilot failure indicated!?

This was an intermittant fault. Usually occured when Heating came on. Before Heating failure, Hot water worked... [Read more]

29

My combi boiler wont work .... low water pressure????

Our Britony combi SE Boiler by Chaffoteaux & Maury wont switch on the fault code is saying that there is low ... [Read more]

3

Ferroli Optima 901 Boiler?

Ferroli Combi Boiler Optima 901? Niggling fault which seems to be getting worse. If the boiler is not used... [Read more]

3

Ferroli Combi Boiler Optima 901?

Niggling fault which seems to be getting worse. If the boiler is not used, i.e you have not run hot water for... [Read more]

12

Baxi Bahama 100 - Pressure rising only when heating on!?

Hi, to anyone who can help me :-) I have a Baxi Bahama 100 combi boiler. Just recently, it has developed a ... [Read more]

5

how can i fix my combi boiler?

can anyone help me find the fault on my potterton puma 100e combi boiler when switching the central heating on... [Read more]

4

Problem with netaheat profile 30e?

Hello, I have the above combi boiler and my problem is this. On the Honeywell control panel I can select the... [Read more]