How to mend ... Fault F4 Boiler

f4 ironsation fault on boiler ?

still waiting on reply woman with two kids has no water or heating kids under 5 landlord cant come out till mo... [Read more]

GlowWorm 24ci boiler high pressure fault?

With the boiler left on, i.e. no demand for DHW or CH, the pressure will remain constant, set at 1.0 bar. Whe... [Read more]

F4 fault on glow worm boiler?

i have an F4 fault on my glow worm boiler and no hot water how do i fix it?

Glow worm 30CXI combination boiler showing fault code F1 and F4? ?

Glow worm 30CXI combination boiler showing fault code F1 and F4? My boiler is showing fault code F1 - F4 so t... [Read more]

fault on glowworm 18hxi?

just moved in to this house.boiler keeps coming up f4. no manual left by last owners

Boiler faults on Glow-worm Flexicom 30CX?

Hi, Our boiler is not working and is showing fault codes F1, F22 and F4. How can I clear these faults and ... [Read more]

fault f4?

our Glow-worm30cxl knocks off as soon as we use hot water and comes up with fault f4. when we re-start boiler ... [Read more]

Glow worm 30CXI combination boiler showing fault code F1 and F4?

My boiler is showing fault code F1 - F4 so there is no hot water and no heating. Please can you tell me wha... [Read more]

F4 problem with Vitodens 100 system boiler 24kw?

Code F4 fault. Boiler not firing. Have replaced ignition transformer code 063 but still not working, believe ... [Read more]

bubbling boiler glowworm 24hx?

new installation fault 22 and fault f4 keep coming up.all rads heat no problem but when boiler reaches 62 degr... [Read more]

Glow-worm 18hxi flashing f4?

cooking on my gas cooker and when the boiler attempts to fire my gas hob goes out and have the fault f4 flashi... [Read more]

How can i sort out an f4 fault on glow worm 18hxi ?

BOILER KEEPS CUTTING OUT AND SHOWING F4 ON THE PANEL CAN I FIX IT ?

Fault F4 ?

I have a Glow worm 30CXI boiler that keeps coming up with a fault of F4? Any idea's

What is an F4 fault on a 24CXI GLow worm combi boiler? ?

Hi please please can someone help. The combi boiler we have flashed an F4 code, since then we have had no heat... [Read more]

Ionisation problem on Heatline Solaris boiler, code F4?

We have a 2 year old Heatline bolier which has come up with the fault F4, an ionisation problem causing the bo... [Read more]

F4 fault on an Ideal Icos M3080 -- Help? Any one Know whats this means??

Hi all! Need your help badly! Cant find anything on net about this fault. Basically few days ago my thermstat ... [Read more]

fault codes f4 and f19 mean on the Glow-worm 30ci?

Can you please tell me what the fault code f4 and f19 mean on a Glow-worm ci30 combi boiler???

what is an F4 fault on my Saunier Duval boiler?

My Saanier Duval has a persistant F4 fault occuring and clears when I swith of the power for 20 seconds

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]

CI 24 GLOW WORM BOILER. NO HOT WATER KEEPS SAYIN F1 OR F4 AND SHUTTIN OFF ?

OBVIOUSLTY A FAULT BUT FOR WHAT ANYONE KNOW