How to mend ... Red Light Fault

Sabre 29 HE running cold!!!?

Looked for answers here but unable to find any. Had the above boiler for the last 2 years and its been fine. H... [Read more]

ravenheat csi system overheat red light?

the overheat indicater light comes on intermitanly when the boiler starts from cold and when it starts during ... [Read more]

glow worm 30cxi?

i had a leak underneath my radiator i fixed the leak but now i cant put the pressure up? it shows 0 bar pressu... [Read more]

glow worm 30cxi no pressure?

i had a leak underneath my radiator i fixed the leak but now i cant put the pressure up? it shows 0 bar pre... [Read more]

Glowworm 30ci leaking?

A couple of days ago, I noticed that the heating was off. I used the internal control to fire it up, but there... [Read more]

sabre 28 suddenly developed fault led light has gone red any ideas?

sabre 28 combi boiler only a year old

Baxi combi 105HE?

I've got a 3 year old Baxi combi 105 HE and recently it has refused to fire up unless it was coaxed by resetti... [Read more]

Erratic Boiler cut out (and in laws)?

So it's snowing and we have my in laws staying for Easter weekend - what's the last thing we need? A fault in ... [Read more]

What is Fault F4 on Glowworm 30ci Boiler?

My mothers Glowworn 30ci Boiler stopped working the other day. There was a red light flashing and the fault co... [Read more]

glow worm 30ci fault f5? anyone?

i have a glow worm 30ci combi boiler which is flashing a red light and reading f5 on the indicator does anyone... [Read more]

what does number 4 mean on my boiler fault light?

what does it mean when my boiler flashes 4 and red on my boiler?

Low pressure warning light on Glow Worm Compact 100e?

Hello, I had a problem 2 years ago with my Glow worm Compact 100e, which would not switch from heating to hot ... [Read more]

How can I fix my vokera linea boiler?

The red light is showing and the fault code is 01.

glow-worm flow switch problem and leak?

i have a glow-worm swift flow 100 and two separate problems. the first is the pressure loss, it after the heat... [Read more]

Worcester Boiler Fault 24CDi?

Our 24CDi intermitently drops out of heating a displays the flashing fault light. The red reset button fixes p... [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]

Glow-Worm 24ci combi bolier - low pressure!?

Hi I have a Glow-Worm 24ci combi boiler, the pressure has fallen to 0.4 bar and is flashing, with the red faul... [Read more]

Worcester 24i junior?

The fan runs red fault light flashes twice quickly and the then continues approx once every sec. No heat to th... [Read more]

Fault in Boiler Potterton Puma80?

When I turn the heating on the pressure gauge goes up in the red mark area. And the boiler water goes out by t... [Read more]

Vaillant TurboMax + "F.28"?

Help! Boiler has gone to lock out (red Light on front panel) and shows fault code "F.28", What does this mean?... [Read more]