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Mend Heating Boiler Red

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We have 594 questions about mending 'heating boiler red'

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Mend Heating, Home Heating Systems

Puma Potterton 80 pressure gauge up and down?

Any advice welcomed.... A week ago, my boiler stopped working because of faulty pressure switch so disconnect... [Read more]
Mend Heating, Home Heating Systems

no heating or hot water?

when the boiler is switched on it trys to fire but then a red light comes on with a flame next to it. i think ... [Read more]
Mend Heating, Home Heating Systems

what is the red flashing light on my combi boiler?

the red flashing light under the warning triangle is flashing and i have no heating or water. it is Worcester ... [Read more]
Mend Heating, Home Heating Systems

How to stop Potterton Back Boiler going to Lock Out?

Hi I moved into my present house several years ago and found that the central heating system is provided b... [Read more]
Mend Heating, Home Heating Systems

valliant eco tec pro?

my boiler is showing f75 with red light on . no hot water are heating ' what can i do to to repair it , all so... [Read more]
Mend Heating, Home Heating Systems

Potterton Suprima Fault Finding Guide?

I have a Potterton Suprima 80L. When going through the initial conditions check (fault finding guide) I get t... [Read more]
Mend Heating, Home Heating Systems

Puma Potterton 80 low pressure light?

Help. My Potterton Puma 80 combi boiler has stopped working. Red low pressure light came on. Have refilled ... [Read more]
Mend Heating, Home Heating Systems

Baxi 100E - heat but no hot water?

Heating works fine and all the red lights are illuminated but for some reason it has stopped producing hot wat... [Read more]
Mend Heating, Home Heating Systems

how do I fixmy ariston d I a 20 mffi combo boiler?

we drained our central heating system today to move some old pipework. When we pressurized the system it worke... [Read more]
Mend Heating, Home Heating Systems

Glowworm Ultimate 40FF water Pump is constantly running?

Ever since we put the heating back on timed for the up coming colder months (About 7 weekes ago), the external... [Read more]
Mend Heating, Home Heating Systems

why is the red light on on my boiler?

I have a myson midas boiler which was working fine ,then i decided to put the heating on which i havent done f... [Read more]
Mend Heating, Oil Filled Radiators

Ravenheat gas boiler combi-pressure level?

Adjusted black marker to be level with red marker on 1 when boiler turned on for heating black marker moved to... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Potterton Puma 100?

I have a Potterton Puma 100 which keeps closing down. I seem to cure the problem for a while but then it shut... [Read more]
Mend Heating, Home Heating Systems

boiler not working properly?

we have a ravenheat combi rsf 100et. the problem is the heating fires up then goes off you have to keep switch... [Read more]
Mend Heating, Home Heating Systems

28i junior CH problem?

I have a fault with the central heating of my worcester 28i junior. The boiler fires up and the radiators heat... [Read more]
Mend Heating, Home Heating Systems

main combi 24 he?

We have an erratic problem with the red flashing burner fail light. Heating fails and we have no hot water. Bo... [Read more]
Mend Heating, Home Heating Systems

Boiler won't ignite?

Hi I have a Worcester 24i RSF (combi natural gas) boiler, I stopped working the other day, it fails to ignite.... [Read more]
Mend Heating, Home Heating Systems

Halstead Finest Gold Combi Boiler water going cold / heating locking out?

The water is only luke warm even though i have turned the temp up and the central heating will start up and ru... [Read more]
Mend Heating, Home Heating Systems

Worcester 35CDi?

How do i fix my 35Cdi worcester boiler? My combi boiler keeps going off..the light flashes and the heating go... [Read more]
Mend Heating, Home Heating Systems

2 lever one grey one red?

on my boiler which lever should be at 1.5 the red or the grey. and when filling should the bolier be on?? (th... [Read more]
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