How to mend ... Glow Worm Code Boiler

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]

my Glow worm 30CXI showing fault code F5?

I tried to switch the heating on this morning but it didn't come on. The weather is freezing out, -3. when I c... [Read more]

Glow-worm 30HXI F5 fault code - cannot restart boiler?

When I switch off, turn the RHS switch to 0 and the LHS switch to off and pause as instructed, it usually star... [Read more]

how can i fix my combi?

my glow worm boiler is flashing f10 error code...which indicates something to do with return thermistor sensor... [Read more]

Glow-worm condensing boiler model 18 hxi?

my boiler keeps locking out,the fault code showing is f9 which is not shown in the service manual,what do i d... [Read more]

glow worm boiler f9 code?

glow worm hxi 18 gas boiler, F9 fault code. have replaced main p,c,b board. still has same code, now i have re... [Read more]

how to fix an F2 fault on a glow worm 24 ci combi boiler?

can any one identify what an F2 fault code is prior to me contacting a plumber

F 13 error on a glow worm 38cxi?

My 38cxi is approx 3 years old and I have had the normal problems with the boiler. F14 which is an over tempe... [Read more]

Code appeared in Glow-worm Boiler display F5?????

glowworm 18hxI conventional boiler, with red light flashing F5 in digital window?

boiler glow worm/18hxi?

i need a complete instruction manual for my 18hxi boiler. i did not get one when the unit was fitted. i am hav... [Read more]

Glow Worm Ultimate control unit fails to switch off pump?

I have a Glow Worm Ultimate Boiler which has a control unit with the following code ULT 100F(its about 10 year... [Read more]

Glow Worm 30 Cxi?

What is the code f13 on the Glow Worm 30 CXI Condensing Boiler?

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]

Glow worm gas boiler 30 hx1?

Boiler fails to light up and shows fault code F9. What is the problem?

what is a central heating NTC?

i have a fault code onmy glow worm 30ci boiler F-19 flashes when i try to run the hot tap what is the NCT it s... [Read more]

Glow-worm 30HXI F5 fault code - cannot restart boiler?

I've had a plumber out today to fit new rads. Previously have had no probs with boiler. Now, loads of air bubb... [Read more]

Glow worm 30ci - shutdown at 18C - 0.5 bar error code, and leak on top up?

The system ran at 20C degrees for a long time, with power down over night for about 7 hours on clock. Went a... [Read more]

glow worm 30ci, F2?

The boiler won't ignite and giving fault code F2

How can I reduce the vibration noise from my Glow-worm micron?

I have a Glow-worm Micron that is making a vibrating noise. The noise seems to emulate from the extractor fan ... [Read more]

Re Glow.Worm Micron 50FF Fault?

Hi can anyone help with this one, had the above boiler for under 3 years, lately the heating would just turn o... [Read more]