How to mend ... Very Old Glowworm

where do the overheat device wires go on my gas valve?

the boiler is a glowworm fuelsaver 40 bf mkii gcn41-315-96 there are two wires that come off the device and s... [Read more]

problems with glowworm boiler?

I have a sealed central heating system.Some where along the line i seem to be loosing a lot of water,i keep ha... [Read more]

Glowworm Majorca?

Glowworm Majorca? Hi,could someone tell me where is the burner filter?, I strip down my majorca regular and c... [Read more]

Glowworm Ultimate 40FF?

DHW working fine and all neons come on in correct sequence. For CH, Neons 1&2 keep flashing, fan runs for abo... [Read more]

how can i fix my glowworm ultimate 60 ff?

solanoid valves making buzzing noises ignition tries to light pilot but goes out and starts the process again

Glowworm Majorca?

Hi,could someone tell me where is the burner filter?, I strip down my majorca regular and clean it but never s... [Read more]

how to fix my boiler?

why is there water coming from my outlet pipe of my glowworm compact boiler

glowworm ultimate?

Boiler fires up onoff onoff intermittently works for 1st five minutes then goes onoff onoff

help me f10 fault?

the glowworm 30ci boiler is 3 years old and we have no heating and hot water and the boiler was flashing F5 we... [Read more]

glowworm 75e compact electronic?

boiler keeps locking out all time , get hot water wen reset lock out ,.presser release valve been replaced but... [Read more]

glowworm 30cxi?

can anyone tell me what the fault codes F1 and F13 are. as i do not have a instruction manual for this system.

Glowworm space save rf firing up intermittantly?

My boiler has just started having a mind of its own and firing up very intermittamtly, even set to constant tu... [Read more]

glowworm swiftflow losing pressure?

my glowworm swiftflow loses all water pressure everyday which i have to keep re-pressurising daily or no hot w... [Read more]

upstairs rad hot downstairs rads just about warm,why?

glowworm space saver 50 boiler,upstairs rad hot downstairs rads just about warm,i think it could be a problem ... [Read more]

Glowworm 38 Space Saver - Bal/Flue Gas Boiler?

Hi , I have a Glowworm 38 Space Saver Gas boiler and its not behaving. Initially I would like to open... [Read more]

had boiler man out said i needed a new circuit board ?

got a new one and it still doesnt work its a glowworm swift flow 75e

glowworm 30ci, no heating hot water ok?

hi my central heating does not work but i have hot water and the pressure guage reads 0.6 bar. how am i able t... [Read more]

i need a manual for glowworm fuelsaver f?

glowworm fuelsaver f boiler not staying on i think its a problem with timer but ihavent got a manual any one k... [Read more]

no power output on my glowworm compact 100e boiler?

all lights on boiler not on yet i have power going in and both sides of the pcb fuse are showing live yet noth... [Read more]

how do i fix my hideaway glowworm 50B boiler?

hi, having a problem with my heating system. Water doesn't get very hot possible air lock ?. If this is the pr... [Read more]